Jonny Barnes
b2b6693aec
Lots of tests needed fixing, but it seemed to be a whitespace parsing
error in the view files 🤔
600 lines
16 KiB
PHP
600 lines
16 KiB
PHP
<?php
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declare(strict_types=1);
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namespace App\Models;
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use Cache;
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use Codebird\Codebird;
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use Exception;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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use Illuminate\Database\Eloquent\Relations\BelongsToMany;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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use Illuminate\Database\Eloquent\Relations\MorphMany;
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use Twitter;
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use Normalizer;
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use GuzzleHttp\Client;
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use Laravel\Scout\Searchable;
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use Jonnybarnes\IndieWeb\Numbers;
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use League\CommonMark\Environment;
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use Illuminate\Database\Eloquent\Model;
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use Jonnybarnes\EmojiA11y\EmojiModifier;
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use Illuminate\Database\Eloquent\Builder;
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use League\CommonMark\CommonMarkConverter;
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use App\Exceptions\TwitterContentException;
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use Illuminate\Database\Eloquent\SoftDeletes;
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use League\CommonMark\Block\Element\FencedCode;
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use League\CommonMark\Block\Element\IndentedCode;
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use Spatie\CommonMarkHighlighter\FencedCodeRenderer;
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use League\CommonMark\Ext\Autolink\AutolinkExtension;
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use Spatie\CommonMarkHighlighter\IndentedCodeRenderer;
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class Note extends Model
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{
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use Searchable;
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use SoftDeletes;
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/**
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* The regex for matching lone usernames.
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*
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* @var string
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*/
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private const USERNAMES_REGEX = '/\[.*?\](*SKIP)(*F)|@(\w+)/';
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/**
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* This variable is used to keep track of contacts in a note.
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*/
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protected $contacts;
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/**
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* Set our contacts variable to null.
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*
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* @param array $attributes
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*/
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public function __construct(array $attributes = [])
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{
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parent::__construct($attributes);
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$this->contacts = null;
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}
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/**
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* The database table used by the model.
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*
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* @var string
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*/
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protected $table = 'notes';
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/*
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* Mass-assignment
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*
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* @var array
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*/
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protected $fillable = [
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'note',
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'in_reply_to',
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'client_id',
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];
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/**
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* Hide the column used with Laravel Scout.
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*
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* @var array
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*/
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protected $hidden = ['searchable'];
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/**
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* Define the relationship with tags.
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*
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* @return BelongsToMany
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*/
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public function tags()
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{
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return $this->belongsToMany('App\Models\Tag');
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}
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/**
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* Define the relationship with clients.
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*
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* @return BelongsTo
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*/
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public function client()
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{
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return $this->belongsTo('App\Models\MicropubClient', 'client_id', 'client_url');
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}
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/**
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* Define the relationship with webmentions.
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*
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* @return MorphMany
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*/
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public function webmentions()
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{
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return $this->morphMany('App\Models\WebMention', 'commentable');
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}
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/**
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* Define the relationship with places.
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*
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* @return BelongsTo
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*/
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public function place()
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{
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return $this->belongsTo('App\Models\Place');
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}
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/**
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* Define the relationship with media.
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*
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* @return HasMany
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*/
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public function media()
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{
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return $this->hasMany('App\Models\Media');
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}
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/**
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* Set the attributes to be indexed for searching with Scout.
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*
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* @return array
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*/
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public function toSearchableArray(): array
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{
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return [
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'note' => $this->note,
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];
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}
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/**
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* Normalize the note to Unicode FORM C.
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*
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* @param string|null $value
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*/
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public function setNoteAttribute(?string $value)
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{
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if ($value !== null) {
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$normalized = normalizer_normalize($value, Normalizer::FORM_C);
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if ($normalized === '') { //we don’t want to save empty strings to the db
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$normalized = null;
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}
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$this->attributes['note'] = $normalized;
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}
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}
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/**
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* Pre-process notes for web-view.
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*
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* @param string|null $value
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* @return string|null
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*/
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public function getNoteAttribute(?string $value): ?string
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{
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if ($value === null && $this->place !== null) {
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$value = '📍: <a href="' . $this->place->longurl . '">' . $this->place->name . '</a>';
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}
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// if $value is still null, just return null
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if ($value === null) {
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return null;
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}
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$hcards = $this->makeHCards($value);
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$hashtags = $this->autoLinkHashtag($hcards);
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$html = $this->convertMarkdown($hashtags);
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$modified = resolve(EmojiModifier::class)->makeEmojiAccessible($html);
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return $modified;
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}
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/**
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* Provide the content_html for JSON feed.
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*
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* In particular we want to include media links such as images.
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*
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* @return string
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*/
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public function getContentAttribute(): string
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{
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$note = $this->note;
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foreach ($this->media as $media) {
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if ($media->type == 'image') {
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$note .= '<img src="' . $media->url . '" alt="">';
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}
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if ($media->type == 'audio') {
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$note .= '<audio src="' . $media->url . '">';
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}
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if ($media->type == 'video') {
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$note .= '<video src="' . $media->url . '">';
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}
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}
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if ($note === null) {
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// when would $note still be blank?
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$note = 'A blank note';
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}
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return $note;
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}
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/**
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* Generate the NewBase60 ID from primary ID.
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*
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* @return string
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*/
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public function getNb60idAttribute(): string
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{
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// we cast to string because sometimes the nb60id is an “int”
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return (string) resolve(Numbers::class)->numto60($this->id);
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}
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/**
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* The Long URL for a note.
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*
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* @return string
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*/
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public function getLongurlAttribute(): string
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{
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return config('app.url') . '/notes/' . $this->nb60id;
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}
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/**
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* The Short URL for a note.
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*
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* @return string
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*/
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public function getShorturlAttribute(): string
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{
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return config('app.shorturl') . '/notes/' . $this->nb60id;
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}
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/**
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* Get the ISO8601 value for mf2.
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*
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* @return string
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*/
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public function getIso8601Attribute(): string
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{
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return $this->updated_at->toISO8601String();
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}
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/**
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* Get the ISO8601 value for mf2.
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*
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* @return string
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*/
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public function getHumandiffAttribute(): string
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{
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return $this->updated_at->diffForHumans();
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}
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/**
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* Get the pubdate value for RSS feeds.
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*
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* @return string
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*/
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public function getPubdateAttribute(): string
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{
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return $this->updated_at->toRSSString();
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}
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/**
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* Get the latitude value.
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*
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* @return float|null
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*/
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public function getLatitudeAttribute(): ?float
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{
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if ($this->place !== null) {
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return $this->place->location->getLat();
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}
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if ($this->location !== null) {
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$pieces = explode(':', $this->location);
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$latlng = explode(',', $pieces[0]);
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return (float) trim($latlng[0]);
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}
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return null;
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}
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/**
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* Get the longitude value.
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*
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* @return float|null
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*/
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public function getLongitudeAttribute(): ?float
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{
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if ($this->place !== null) {
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return $this->place->location->getLng();
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}
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if ($this->location !== null) {
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$pieces = explode(':', $this->location);
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$latlng = explode(',', $pieces[0]);
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return (float) trim($latlng[1]);
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}
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return null;
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}
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/**
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* Get the address for a note. This is either a reverse geo-code from the
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* location, or is derived from the associated place.
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*
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* @return string|null
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*/
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public function getAddressAttribute(): ?string
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{
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if ($this->place !== null) {
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return $this->place->name;
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}
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if ($this->location !== null) {
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return $this->reverseGeoCode((float) $this->latitude, (float) $this->longitude);
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}
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return null;
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}
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/**
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* Get the OEmbed html for a tweet the note is a reply to.
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*
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* @return object|null
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*/
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public function getTwitterAttribute(): ?object
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{
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if ($this->in_reply_to == null || mb_substr($this->in_reply_to, 0, 20, 'UTF-8') !== 'https://twitter.com/') {
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return null;
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}
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$tweetId = basename($this->in_reply_to);
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if (Cache::has($tweetId)) {
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return Cache::get($tweetId);
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}
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try {
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$codebird = resolve(Codebird::class);
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$oEmbed = $codebird->statuses_oembed([
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'url' => $this->in_reply_to,
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'dnt' => true,
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'align' => 'center',
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'maxwidth' => 512,
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]);
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if ($oEmbed->httpstatus >= 400) {
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throw new Exception();
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}
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} catch (Exception $e) {
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return null;
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}
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Cache::put($tweetId, $oEmbed, ($oEmbed->cache_age));
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return $oEmbed;
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}
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/**
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* Show a specific form of the note for twitter.
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*
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* That is we swap the contacts names for their known Twitter handles.
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*
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* @return string
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*/
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public function getTwitterContentAttribute(): string
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{
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// check for contacts
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if ($this->contacts === null || count($this->contacts) === 0) {
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throw new TwitterContentException('There are no contacts for this note');
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}
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// here we check the matched contact from the note corresponds to a contact
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// in the database
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if (count(array_unique(array_values($this->contacts))) === 1
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&& array_unique(array_values($this->contacts))[0] === null) {
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throw new TwitterContentException('The matched contact is not in the database');
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}
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// swap in twitter usernames
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$swapped = preg_replace_callback(
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self::USERNAMES_REGEX,
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function ($matches) {
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if (is_null($this->contacts[$matches[1]])) {
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return $matches[0];
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}
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$contact = $this->contacts[$matches[1]];
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if ($contact->twitter) {
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return '@' . $contact->twitter;
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}
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return $contact->name;
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},
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$this->getOriginal('note')
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);
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return $this->convertMarkdown($swapped);
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}
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/**
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* Scope a query to select a note via a NewBase60 id.
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*
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* @param \Illuminate\Database\Eloquent\Builder $query
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* @param string $nb60id
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* @return \Illuminate\Database\Eloquent\Builder
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*/
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public function scopeNb60(Builder $query, string $nb60id): Builder
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{
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return $query->where('id', resolve(Numbers::class)->b60tonum($nb60id));
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}
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/**
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* Swap contact’s nicks for a full mf2 h-card.
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*
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* Take note that this method does two things, given @username (NOT [@username](URL)!)
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* we try to create a fancy hcard from our contact info. If this is not possible
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* due to lack of contact info, we assume @username is a twitter handle and link it
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* as such.
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*
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* @param string $text
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* @return string
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*/
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private function makeHCards(string $text): string
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{
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$this->getContacts();
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if (count($this->contacts) === 0) {
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return $text;
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}
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$hcards = preg_replace_callback(
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self::USERNAMES_REGEX,
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function ($matches) {
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if (is_null($this->contacts[$matches[1]])) {
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return '<a href="https://twitter.com/' . $matches[1] . '">' . $matches[0] . '</a>';
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}
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$contact = $this->contacts[$matches[1]]; // easier to read the following code
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$host = parse_url($contact->homepage, PHP_URL_HOST);
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$contact->photo = '/assets/profile-images/default-image';
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if (file_exists(public_path() . '/assets/profile-images/' . $host . '/image')) {
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$contact->photo = '/assets/profile-images/' . $host . '/image';
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}
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return trim(view('templates.mini-hcard', ['contact' => $contact])->render());
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},
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$text
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);
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return $hcards;
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}
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/**
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* Get the value of the `contacts` property.
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*/
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public function getContacts()
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{
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if ($this->contacts === null) {
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$this->setContacts();
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}
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}
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/**
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* Process the note and save the contacts to the `contacts` property.
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*/
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public function setContacts()
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{
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$contacts = [];
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if ($this->getOriginal('note')) {
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preg_match_all(self::USERNAMES_REGEX, $this->getoriginal('note'), $matches);
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foreach ($matches[1] as $match) {
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$contacts[$match] = Contact::where('nick', mb_strtolower($match))->first();
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}
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}
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$this->contacts = $contacts;
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}
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/**
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* Turn text hashtags to full HTML links.
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*
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* Given a string and section, finds all hashtags matching
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* `#[\-_a-zA-Z0-9]+` and wraps them in an `a` element with
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* `rel=tag` set and a `href` of 'section/tagged/' + tagname without the #.
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*
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* @param string $note
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* @return string
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*/
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public function autoLinkHashtag(string $note): string
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{
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return preg_replace_callback(
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'/#([^\s]*)\b/',
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function ($matches) {
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return '<a rel="tag" class="p-category" href="/notes/tagged/'
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. Tag::normalize($matches[1]) . '">#'
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. $matches[1] . '</a>';
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},
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$note
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);
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}
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/**
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* Pass a note through the commonmark library.
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*
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* @param string $note
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* @return string
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*/
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private function convertMarkdown(string $note): string
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{
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$environment = Environment::createCommonMarkEnvironment();
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$environment->addExtension(new AutolinkExtension());
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$environment->addBlockRenderer(FencedCode::class, new FencedCodeRenderer());
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$environment->addBlockRenderer(IndentedCode::class, new IndentedCodeRenderer());
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$converter = new CommonMarkConverter([], $environment);
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return $converter->convertToHtml($note);
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}
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/**
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* Do a reverse geocode lookup of a `lat,lng` value.
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*
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* @param float $latitude
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* @param float $longitude
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* @return string
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*/
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public function reverseGeoCode(float $latitude, float $longitude): string
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{
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$latlng = $latitude . ',' . $longitude;
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return Cache::get($latlng, function () use ($latlng, $latitude, $longitude) {
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$guzzle = resolve(Client::class);
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$response = $guzzle->request('GET', 'https://nominatim.openstreetmap.org/reverse', [
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'query' => [
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'format' => 'json',
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'lat' => $latitude,
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'lon' => $longitude,
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'zoom' => 18,
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'addressdetails' => 1,
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],
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'headers' => ['User-Agent' => 'jonnybarnes.uk via Guzzle, email jonny@jonnybarnes.uk'],
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]);
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$json = json_decode((string) $response->getBody());
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if (isset($json->address->suburb)) {
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$locality = $json->address->suburb;
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if (isset($json->address->city)) {
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$locality .= ', ' . $json->address->city;
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}
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$address = '<span class="p-locality">'
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. $locality
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. '</span>, <span class="p-country-name">'
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. $json->address->country
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. '</span>';
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Cache::forever($latlng, $address);
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return $address;
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}
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if (isset($json->address->city)) {
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$address = '<span class="p-locality">'
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. $json->address->city
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. '</span>, <span class="p-country-name">'
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. $json->address->country
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. '</span>';
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Cache::forever($latlng, $address);
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return $address;
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}
|
||
if (isset($json->address->county)) {
|
||
$address = '<span class="p-region">'
|
||
. $json->address->county
|
||
. '</span>, <span class="p-country-name">'
|
||
. $json->address->country
|
||
. '</span>';
|
||
Cache::forever($latlng, $address);
|
||
|
||
return $address;
|
||
}
|
||
$address = '<span class="p-country-name">' . $json->address->country . '</span>';
|
||
Cache::forever($latlng, $address);
|
||
|
||
return $address;
|
||
});
|
||
}
|
||
}
|