Initial commit

site/OFF_plugins/embed/core/core.php

@@ -0,0 +1,111 @@
+<?php
+
+namespace Kirby\Embed;
+
+use A;
+use C;
+
+use Kirby\Embed\Cache;
+use Kirby\Embed\Thumb;
+
+class Core {
+
+  public $provider = null;
+
+  public function __construct($url, $args = []) {
+    $this->input = $url;
+    $this->cache = c::get('plugin.embed.caching', true) ? new Cache('embed', $url) : false;
+
+    $this->load();
+
+    if($this->data !== false) {
+      $this->options  = $this->options($args);
+      $this->provider = $this->provider();
+      $this->url      = new Url($this->data()->code);
+    }
+  }
+
+  // ================================================
+  //  Load remote or cached data
+  // ================================================
+
+  protected function load() {
+    // get data from cache
+    if($this->cache && $this->cache->exists()) {
+      return $this->data = $this->cache->get();
+
+    // load data from source
+    } else {
+      $this->data = Data::get($this->input);
+    }
+
+    // cache the data
+    if($this->cache && $this->data) {
+      $this->cache->set($this->data, c::get('plugin.embed.caching.duration', 24) * 60);
+    }
+  }
+
+  // ================================================
+  //  Default options
+  // ================================================
+
+  protected function options($options) {
+    return a::merge([
+      'class'     => null,
+      'thumb'     => null,
+      'autoplay'  => c::get('plugin.embed.video.autoplay', false),
+      'lazyvideo' => c::get('plugin.embed.video.lazyload', true),
+      'jsapi'     => c::get('plugin.embed.providers.jsapi', false),
+    ], $options);
+  }
+
+
+  // ================================================
+  //  Thumb
+  // ================================================
+
+  public function thumb() {
+    if($this->options['thumb']) return $this->options['thumb'];
+
+    $thumb = $this->image();
+
+    if($this->cache) {
+      return new Thumb('embed', $thumb,       (c::get('plugin.embed.caching.duration', 24) * 60 * 60));
+    } else {
+      return $thumb;
+    }
+  }
+
+
+  // ================================================
+  //  Custom provider instance
+  // ================================================
+
+  protected function provider() {
+    $namespace = 'Kirby\Embed\Providers\\';
+    $class     =  $namespace . $this->data()->providerName;
+    $class     =  class_exists($class) ? $class : $namespace . 'Provider';
+    return $this->provider ?: new $class($this, $this->input);
+  }
+
+
+  // ================================================
+  //  Magic methods
+  // ================================================
+
+  public function __call($name, $args) {
+    if(method_exists($this->provider, $name)) {
+      return $this->provider->{$name}($this->data()->{$name}, $args);
+    } else {
+      return $this->data()->{$name};
+    }
+  }
+
+  public function data() {
+    return is_array($this->data) ? $this->data[0] : $this->data;
+  }
+
+  public function __toString() {
+    return !$this->data ? Html::error($this->input) : (string)new Html($this);
+  }
+}

site/OFF_plugins/embed/core/data.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Kirby\Embed;
+
+use C;
+use Embed\Embed;
+
+class Data {
+
+  public static function get($url) {
+    try {
+      return Embed::create($url, static::config());
+    } catch (\Exception $e) {
+      return false;
+    }
+  }
+
+  protected static function config() {
+    return [
+      'choose_bigger_image' => true,
+      'google' => [
+        'key' => c::get('plugin.embed.providers.google.key', null)
+      ],
+      'soundcloud' => [
+        'key' => c::get('plugin.embed.providers.soundcloud.key', null)
+      ]
+    ];
+  }
+
+}

site/OFF_plugins/embed/core/html.php

@@ -0,0 +1,157 @@
+<?php
+
+namespace Kirby\Embed;
+
+use C;
+use L;
+use Tpl;
+
+class Html {
+
+  public function __construct($core) {
+    $this->core    = $core;
+    $this->options = $this->core->options;
+
+    $this->data    = [
+      'code'     => $this->core->code(),
+      'class'    => $this->core->options['class'],
+      'type'     => $this->core->type(),
+      'provider' => $this->core->providerName(),
+      'style'    => null,
+      'more'     => null
+    ];
+  }
+
+
+  // ================================================
+  //  Outputs
+  // ================================================
+
+  public function __toString() {
+    // call preparation method for type
+    $this->prepareType();
+
+    // w3c valid code
+    $this->ensureValidCode();
+
+    // update embed iframe url
+    $this->updateData('code', function($code) {
+      return $this->core->url->update($code);
+    });
+
+    return $this->snippet('wrapper', $this->data);
+  }
+
+  public static function error($url, $msg = null) {
+    if(!$msg) $msg = 'noembed';
+    $msg  = l::get('plugin.embed.error.' . $msg);
+    $path = __DIR__ . DS . 'snippets' . DS . 'error.php';
+
+    return tpl::load($path, [
+      'url' => $url,
+      'msg' => $msg
+    ]);
+  }
+
+  public static function cheatsheet($parameters) {
+    $path = __DIR__ . DS . 'snippets' . DS . 'cheatsheet.php';
+    return tpl::load($path, [
+      'entries' => $parameters
+    ]);
+  }
+
+  // ================================================
+  //  Types
+  // ================================================
+
+  protected function prepareType() {
+    $prepareType = 'prepare' . ucfirst($this->core->type());
+    if(method_exists($this, $prepareType)) {
+      $this->{$prepareType}();
+    }
+
+    if(!$this->data['code']) {
+      $this->updateData('code', $this->error($this->core->input, 'nocode'));
+      $this->updateData('class', false);
+    }
+  }
+
+
+  // ================================================
+  //  Videos
+  // ================================================
+
+  protected function prepareVideo() {
+    if($this->data['code']) {
+      // Container ratio
+      $this->data['style'] = 'padding-top:' . str_replace(',', '.', $this->core->aspectRatio()) . '%';
+
+      // Lazy video
+      if($this->options['lazyvideo'] && $this->core->supportsLazyVideo()) {
+        $this->lazyVideo();
+      }
+    }
+  }
+
+  protected function lazyVideo() {
+    // src -> data-src
+    $this->updateData('code', function($code) {
+      $pattern = '/(<iframe.*)(src)(="[^[:space:]]*")/';
+      $replace = '$1data-src$3';
+      return preg_replace($pattern, $replace, $code);
+    });
+
+    // thumb
+    $this->data['more'] = $this->snippet('thumb', [
+      'url' => $this->core->thumb(),
+      'alt' => $this->core->title() . ($this->core->authorName() ? ' (by ' . $this->core->authorName() . ')' : '')
+    ]);
+  }
+
+  // ================================================
+  //  Links
+  // ================================================
+
+  protected function prepareLink() {
+    if(!$this->data['code']) {
+      $this->updateData('code', $this->snippet('typeLink', [
+        'url'  => $this->core->url(),
+        'text' => $this->core->title()
+      ]));
+    }
+  }
+
+
+  // ================================================
+  //  Code validity
+  // ================================================
+  protected function ensureValidCode() {
+    if(c::get('plugin.embed.w3c.enforce', false)) {
+      $this->updateData('code', function($code) {
+        $pattern = '/(frameborder="0"|allowtransparency="true")/';
+        return preg_replace($pattern, '', $code);
+      });
+    }
+  }
+
+  // ================================================
+  //  Helpers
+  // ================================================
+
+  protected function updateData($data, $value) {
+    if(is_callable($value)) {
+      $this->data[$data] = $value($this->data[$data]);
+    } else {
+      $this->data[$data] = $value;
+    }
+  }
+
+  protected function snippet($name, $data) {
+    return tpl::load(__DIR__ . DS . 'snippets' . DS . $name . '.php', $data);
+  }
+
+  public static function removeEmojis($string) {
+    return trim(preg_replace('/[\x00-\x1F\x80-\xFF]/', '',   mb_convert_encoding($string, "UTF-8")));
+  }
+
+}

site/OFF_plugins/embed/core/lib/autoloader.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Kirby\Embed;
+
+use Dir;
+
+class Autoloader {
+  public static function load($paths) {
+    foreach($paths as $group => $files) {
+
+      // single file
+      if(!is_array($files)) {
+        static::loadFile($group . '.php');
+
+      // directory
+      } else {
+        foreach($files as $file) {
+
+          // load all files from this directory
+          if($file === true) {
+            foreach(dir::read(dirname(dirname(__DIR__)) . DS . $group) as $file) {
+              static::loadFile($group . DS . $file);
+            }
+
+          // load specified files
+          } else {
+            static::loadFile($group . DS . $file . '.php');
+          }
+        }
+      }
+    }
+  }
+
+  protected static function loadFile($path) {
+    $file = dirname(dirname(__DIR__)) . DS . str_replace('/', DS, $path);
+    if(file_exists($file)) {
+      require_once($file);
+    }
+  }
+}

site/OFF_plugins/embed/core/lib/cache.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Kirby\Embed;
+
+class Cache {
+
+  public function __construct($plugin, $url) {
+    $this->plugin = $plugin;
+    $this->key    = md5($url);
+
+    // Cache DirectoryIterator
+    $dir = kirby()->roots()->cache() . DS . $this->plugin;
+    if(!file_exists($dir)) mkdir($dir);
+
+    // Cache setup
+    $this->cache = \cache::setup('file', ['root' => $dir]);
+
+    // Cache clean-up
+    if($this->cache->expired($this->key)) {
+      $this->cache->remove($this->key);
+    }
+  }
+
+  public function __call($name, $args = []) {
+    return $this->cache->{$name}($this->key, $args);
+  }
+
+}

site/OFF_plugins/embed/core/lib/thumb.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Kirby\Embed;
+
+use C;
+use F;
+
+class Thumb {
+
+  protected $dir;
+  protected $root;
+  protected $url = '';
+
+  public function __construct($plugin, $url, $lifetime) {
+    $this->plugin    = $plugin;
+    $this->source    = $url;
+    $this->lifetime  = $lifetime;
+
+    $this->root      = kirby()->roots()->thumbs() . DS . '_plugins';
+    $this->dir       = $this->root . DS . $this->plugin;
+    $this->extension = pathinfo(strtok($this->source, '?'), PATHINFO_EXTENSION);
+    $this->file      = md5($this->source) . '.' . $this->extension;
+    $this->path      = $this->dir . DS . $this->file;
+    $this->url       = $url;
+
+    $this->cache();
+  }
+
+  public function __toString() {
+    return $this->url;
+  }
+
+  protected function cache() {
+    $cache = url('thumbs/_plugins/' . $this->plugin . '/' . $this->file);
+
+    if(f::exists($this->path) and !$this->expired()) {
+      return $this->url = $cache;
+    } else {
+      try {
+        if(is_writable(kirby()->roots()->thumbs())) {
+          if(!file_exists($this->root)) mkdir($this->root, 0755, true);
+          if(!file_exists($this->dir))  mkdir($this->dir, 0755, true);
+          file_put_contents($this->path, file_get_contents($this->source));
+          $this->url = $cache;
+        }
+      } catch (Exception $e) {}
+    }
+  }
+
+  protected function expired() {
+    if((f::modified($this->path) + $this->lifetime) < time()) {
+      return f::remove($this->path);
+    }
+
+    return false;
+  }
+}

site/OFF_plugins/embed/core/providers/collegehumor.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class CollegeHumor extends Provider {
+
+  public function code($code) {
+    $this->setAutoplay();
+    return $code;
+  }
+
+}

site/OFF_plugins/embed/core/providers/meetup.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Meetup extends Provider {
+
+  public function code($code) {
+    $code .= $this->fixStyles();
+    return $code;
+  }
+
+
+  // ================================================
+  //  Fix styles
+  // ================================================
+
+  protected function fixStyles() {
+    return '<style>#meetup_oembed{height: auto !important; text-align: left;}</style>';
+  }
+
+}

site/OFF_plugins/embed/core/providers/phorkie.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class phorkie extends Provider {
+
+  public function code($code) {
+    $code .= $this->fixStyles();
+    return $code;
+  }
+
+
+  // ================================================
+  //  Fix styles
+  // ================================================
+
+  protected function fixStyles() {
+    return '<style>.phork {text-align: left;}</style>';
+  }
+
+}

site/OFF_plugins/embed/core/providers/provider.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Provider {
+
+  public function __construct($core, $url) {
+    $this->core = $core;
+    $this->url  = $url;
+
+    $this->init();
+  }
+
+
+  // ================================================
+  //  Placeholder methods
+  // ================================================
+
+  protected function init() {}
+
+  public function supportsLazyVideo() { return $this->core->type() === 'video'; }
+
+  // ================================================
+  //  Custom URL parameter helpers
+  // ================================================
+
+  protected function set($paramenter) {
+    if($this->{$paramenter} !== false) {
+      $this->parameter($paramenter . '=' . $this->{$paramenter});
+    }
+  }
+
+  protected function get($paramenter, $pattern) {
+    $this->{$paramenter} = preg_match('/' . $paramenter . '=(' . $pattern . ')/', $this->url, $result) ? $result[1] : false;
+  }
+
+  protected function getBool($paramenter) {
+    $this->get($paramenter, '[0-1]');
+  }
+
+  protected function getNumber($paramenter, $offset = 0) {
+    $this->get($paramenter, '[0-9]*');
+    if($offset !== 0) {
+      $this->{$paramenter} += $offset;
+    }
+  }
+
+  protected function getString($paramenter) {
+    $this->get($paramenter, '[a-zA-Z]*');
+  }
+
+  protected function getAll($paramenter) {
+    $this->get($paramenter, '[a-zA-Z0-9]*');
+  }
+
+
+  // ================================================
+  //  Video Autoplay
+  // ================================================
+
+  protected function setAutoplay() {
+    if($this->option('lazyvideo') || $this->option('autoplay')) {
+      $this->parameter(['rel=0', 'autoplay=1', 'auto=1']);
+    }
+  }
+
+
+  // ================================================
+  //  General helpers
+  // ================================================
+
+  protected function option($option) {
+    return $this->core->options[$option];
+  }
+
+  protected function parameter($parameter) {
+    return $this->core->url->parameter($parameter);
+  }
+}

site/OFF_plugins/embed/core/providers/slideshare.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Slideshare extends Provider {
+
+  protected function init() {
+    $this->getNumber('width');
+    $this->getNumber('height');
+  }
+
+  public function code($code) {
+    $code = $this->setSizes($code);
+    return $code;
+  }
+
+
+  // ================================================
+  //  Parameters for Panel Field Cheatsheet
+  // ================================================
+
+  public function urlParameters() {
+    return [
+      ['width', 'Set the width of the embed (e.g. 600)'],
+      ['height', 'Set the height of the embed (e.g. 80)'],
+    ];
+  }
+
+  // ================================================
+  //  Sizes
+  // ================================================
+
+  protected function setSizes($code) {
+    if($this->width !== false) {
+      $code = str_ireplace('<iframe', '<iframe width="' . $this->width . '"', $code);
+    }
+    if($this->height !== false) {
+      $code = str_ireplace('<iframe', '<iframe height="' . $this->height . '"', $code);
+    }
+    return $code;
+  }
+}

site/OFF_plugins/embed/core/providers/spotify.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Spotify extends Provider {
+
+  protected function init() {
+    $this->getString('theme');
+    $this->getString('view');
+    $this->getNumber('width');
+    $this->getNumber('height');
+  }
+
+  public function code($code) {
+    $this->set('theme');
+    $this->set('view');
+    $code = $this->setSizes($code);
+    return $code;
+  }
+
+
+  // ================================================
+  //  Parameters for Panel Field Cheatsheet
+  // ================================================
+
+  public function urlParameters() {
+    return [
+      ['view', 'Set the view style (list/coverart)'],
+      ['theme', 'Set the theme (white/black)'],
+      ['width', 'Set the width of the embed (e.g. 600)'],
+      ['height', 'Set the height of the embed (e.g. 80)'],
+    ];
+  }
+
+  // ================================================
+  //  Sizes
+  // ================================================
+
+  protected function setSizes($code) {
+    if($this->width !== false) {
+      $code = str_ireplace('<iframe', '<iframe width="' . $this->width . '"', $code);
+    }
+    if($this->height !== false) {
+      $code = str_ireplace('<iframe', '<iframe height="' . $this->height . '"', $code);
+    }
+    return $code;
+  }
+}

site/OFF_plugins/embed/core/providers/ted.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class TED extends Provider {
+
+  public function supportsLazyVideo() { return false; }
+
+}

site/OFF_plugins/embed/core/providers/ustream.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Ustream extends Provider {
+
+  public function code($code) {
+    $this->setAutoplay();
+    return $code;
+  }
+
+
+  // ================================================
+  //  Autoplay
+  // ================================================
+
+  protected function setAutoplay() {
+    if($this->option('lazyvideo') || $this->option('autoplay')) {
+      $this->parameter('autoplay=true');
+    }
+  }
+
+}

site/OFF_plugins/embed/core/providers/vimeo.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Vimeo extends Provider {
+
+  protected function init() {
+    $this->getBool('autopause');
+    $this->getBool('badge');
+    $this->getBool('byline');
+    $this->getAll('color');
+    $this->getBool('loop');
+    $this->getBool('portrait');
+    $this->getBool('title');
+  }
+
+  public function code($code) {
+    $this->setAutoplay();
+    $this->set('autopause');
+    $this->set('badge');
+    $this->set('byline');
+    $this->set('color');
+    $this->set('loop');
+    $this->set('portrait');
+    $this->set('title');
+    $this->setJsApi();
+    return $code;
+  }
+
+  public function urlParameters() {
+    return [
+      ['autopause', 'Enables or disables pausing this video when another video is played (1/0)'],
+      ['badge', 'Enables or disables the badge on the video (1/0)'],
+      ['byline', 'Show the user’s byline on the video (1/0)'],
+      ['color', 'Specify the color of the video controls (e.g. 00aa00)'],
+      ['loop', 'Play the video again when it reaches the end (1/0)'],
+      ['portrait', 'Show the user’s portrait on the video (1/0)'],
+      ['title', 'Show the title on the video (1/0)'],
+    ];
+  }
+
+
+  // ================================================
+  //  JS API
+  // ================================================
+
+  protected function setJsApi() {
+    if($this->option('jsapi')) {
+      $this->parameter('api=1');
+    }
+  }
+
+}

site/OFF_plugins/embed/core/providers/vine.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class Vine extends Provider {
+
+  public function supportsLazyVideo() { return false; }
+
+}

site/OFF_plugins/embed/core/providers/youtube.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace Kirby\Embed\Providers;
+
+class YouTube extends Provider {
+
+  protected function init() {
+    $this->getAll('t');
+    $this->getNumber('index');
+  }
+
+  public function code($code) {
+    $this->setAutoplay();
+    $this->setTimecode();
+    $this->set('index');
+    $this->setJsApi();
+    return $code;
+  }
+
+
+  // ================================================
+  //  Parameters for Panel Field Cheatsheet
+  // ================================================
+
+  public function urlParameters() {
+    return [
+      ['t', 'Timecode where the video should start (e.g. 1m4s)'],
+    ];
+  }
+
+
+
+  // ================================================
+  //  Timecode
+  // ================================================
+
+  protected function setTimecode() {
+    if($this->t !== false) {
+      $this->parameter('start=' . $this->calculateTimecode());
+    }
+  }
+
+  protected function calculateTimecode() {
+    $time  = $this->disectTimecode('h') * 60 * 60;
+    $time += $this->disectTimecode('m') * 60 ;
+    $time += $this->disectTimecode('s');
+    return $time;
+  }
+
+  protected function disectTimecode($identifier) {
+    return preg_match('/([0-9]+)' . $identifier . '/i', $this->t, $match) ? $match[0] : 0;
+  }
+
+
+  // ================================================
+  //  JS API
+  // ================================================
+
+  protected function setJsApi() {
+    if($this->option('jsapi')) {
+      $this->parameter('enablejsapi=1');
+    }
+  }
+
+}

site/OFF_plugins/embed/core/snippets/cheatsheet.php

@@ -0,0 +1,14 @@
+<?php if(is_array($entries)) : ?>
+  <table class="field-embed-cheatsheet__table">
+    <tr class="field-embed-cheatsheet__th">
+      <td>URL parameter</td>
+      <td>Description</td>
+    </tr>
+    <?php foreach($entries as $entry) : ?>
+      <tr>
+        <td><?= $entry[0] ?></td>
+        <td><?= $entry[1] ?></td>
+      </tr>
+    <?php endforeach ?>
+  </table>
+<?php endif ?>

site/OFF_plugins/embed/core/snippets/error.php

@@ -0,0 +1 @@
+<figure class="embed embed--error"><?= $msg ?> <span><?= $url ?></span></figure>

site/OFF_plugins/embed/core/snippets/thumb.php

@@ -0,0 +1 @@
+<div class="embed__thumb" style="background-image:url('<?= $url ?>');" title="<?= $alt ?>"><img src="<?= url(c::get('plugin.embed.video.lazyload.btn', 'assets/plugins/embed/images/play.png')) ?>" alt="" width="175" height="110" /></div>

site/OFF_plugins/embed/core/snippets/typeLink.php

@@ -0,0 +1 @@
+<div class="embed--link__fallback"><a href="<?= $url ?>"><?= $text ?></a></div>

site/OFF_plugins/embed/core/snippets/wrapper.php

@@ -0,0 +1 @@
+<figure class="embed <?php e($class !== false, 'embed--' . $type) ?> embed--<?= $provider ?> <?= $class ?>" style="<?= $style ?>"><?= $code ?><?= $more ?></figure>

site/OFF_plugins/embed/core/url.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace Kirby\Embed;
+
+
+class Url {
+
+  public $parameters = [];
+
+  // ================================================
+  //  Extract URL from code
+  // ================================================
+
+  public function __construct($code) {
+    if(preg_match('/(src=")(.*)(")/U', $code, $match)) {
+      $this->url = $match[2];
+    } else {
+      $this->url = false;
+    }
+  }
+
+
+  // ================================================
+  //  Get new URL with parameters
+  // ================================================
+
+  public function get() {
+    $newParameters = implode('&', $this->parameters);
+    $hasParameter  = preg_match('/\?/', $this->url);
+
+    return $this->url . ($hasParameter ? '&' : '?') . $newParameters;
+  }
+
+
+  // ================================================
+  //  Update code with new URL
+  // ================================================
+
+  public function update($code) {
+    if($this->url !== false) {
+      $pattern = '/(src|data-src)(=")(.*)(")/U';
+      $order   = '$1$2' . $this->get() . '$4';
+      $code    = preg_replace($pattern, $order, $code);
+    }
+
+    return $code;
+  }
+
+
+  // ================================================
+  //  Add parameter(s)
+  // ================================================
+
+  public function parameter($parameter) {
+    if(!is_array($parameter)) $parameter = [$parameter];
+
+    $this->parameters = array_merge($this->parameters, $parameter);
+  }
+
+}