Creating presets which can be exported with features, chostools and move subsidary module to modules directory

3 files changed, 552 insertions, 60 deletions

diff --git a/includes/preset.inc b/includes/preset.inc
index 195d3b9..e06b9f6 100644
--- a/includes/preset.inc
+++ b/includes/preset.inc
@@ -21,19 +21,27 @@ class video_preset {
    * @return array $form
    */
   public function admin_settings() {
-    $presets = preset_get_presets('video');
+    $form = array();
+    $presets = video_preset_get_presets();
+    if (count($presets) == 0) {
+      return $form['video_preset'] = array(
+    '#markup' => t('No Features were found. Please use the !create_link link to create
+      a new Feature module, or upload an existing Feature to your modules directory.',
+        array('!create_link' => l(t('Create Feature'), 'admin/structure/features/create'))),
+      );
+    }
     $preset = array();
     foreach ($presets as $id => $value) {
       $preset[$id] = $value['name'];
-      $help[] = $value['name'] . ' - ' . $value['description'] . ' ' . l(t('edit'), preset_get_preset_path('video', $value['name']));
+//      $help[] = $value['name'] . ' - ' . $value['description'] . ' ' . l(t('edit'), preset_get_preset_path('video', $value['name']));
     }
-    $form = array();
+
     $form['video_preset'] = array(
       '#type' => 'checkboxes',
       '#title' => t('Video transcode presets'),
       '#options' => $preset,
       '#default_value' => variable_get('video_preset', array()),
-      '#description' => t('!list', array('!list' => theme('item_list', array('items' => $help)))),
+//      '#description' => t('!list', array('!list' => theme('item_list', array('items' => $help)))),
       '#prefix' => '<div id="preset-checkboxes">',
       '#suffix' => '</div>',
     );
diff --git a/includes/video.features.inc b/includes/video.features.inc
new file mode 100644
index 0000000..10fbc9d
--- /dev/null
+++ b/includes/video.features.inc
@@ -0,0 +1,50 @@
+<?php
+
+// include the preset file
+module_load_include('inc', 'video', 'includes/video.preset');
+
+/**
+ * Implementation of hook_features_export_options().
+ */
+function video_features_export_options() {
+  $options = array();
+  foreach (video_preset_get_presets () as $preset) {
+    $options[$preset['name']] = $preset['name'];
+  }
+  return $options;
+}
+
+/**
+ * Implementation of hook_features_export().
+ */
+function video_features_export($data, &$export, $module_name = '') {
+  foreach ($data as $preset) {
+    $export['features']['video'][$preset] = $preset;
+  }
+}
+
+/**
+ * Implementation of hook_features_export_render().
+ */
+function video_features_export_render($module_name, $data) {
+  $items = array();
+  foreach ($data as $key) {
+    $preset = video_get_preset($key);
+    unset($preset['pid']);
+    $items[$key] = $preset;
+  }
+  $code = "  \$items = " . features_var_export($items, '  ') . ";\n";
+  $code .= '  return $items;';
+  return array('video_default_presets' => $code);
+}
+
+/**
+ * Implementation of hook_features_revert().
+ */
+function video_features_revert($module) {
+  if ($default_presets = features_get_default('video', $module)) {
+    foreach (array_keys($default_presets) as $default_preset) {
+      video_preset_delete($default_preset);
+    }
+  }
+}
diff --git a/includes/video.preset.inc b/includes/video.preset.inc
index 4416de5..534e5d3 100644
--- a/includes/video.preset.inc
+++ b/includes/video.preset.inc
@@ -1,19 +1,6 @@
 <?php
 
-/**
- * This is used to set some required settings while the preset is being created.
- *
- * @return <array> - The form elements that you would like to add for the settings.
- *
- *                   Special Note:  It is required to structure all your settings using
- *                   $form['preset']['settings'] as the parent form element.  Otherwise,
- *                   they will not get serialized within the "settings" column of the database.
- * @TODO : we can add some required values there
- */
-function video_preset_create_form() {
-  $form = array();
-  return $form;
-}
+define('VIDEO_PRESET_MAX_LENGTH', 64);
 
 /**
  * This is used to add all the other settings that you need to declare in your preset.
@@ -23,16 +10,16 @@ function video_preset_create_form() {
  * @param <array> - The preset object.
  * @return <array> - The additional form settings that you would like to add to your preset.
  */
-function video_preset_form($preset) {
+function video_preset_default_form($form, &$form_state, $preset) {
   $form = array();
-  $form['preset']['settings']['device_profile'] = array(
+  $form['settings']['device_profile'] = array(
     '#type' => 'fieldset',
     '#title' => t('Output parameter'),
     '#description' => t('All output settings are optional. We choose sensible defaults for web and iPhone playback.'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['device_profile']['device_profile'] = array(
+  $form['settings']['device_profile']['device_profile'] = array(
     '#type' => 'select',
     '#title' => t('Device profile'),
     '#description' => t('A profile for your target device.'),
@@ -49,13 +36,13 @@ function video_preset_form($preset) {
     '#default_value' => (!empty($preset['settings']['device_profile'])) ? $preset['settings']['device_profile'] : 0
   );
   // video settings
-  $form['preset']['settings']['video'] = array(
+  $form['settings']['video'] = array(
     '#type' => 'fieldset',
     '#title' => t('Video settings'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['video']['video_codec'] = array(
+  $form['settings']['video']['video_codec'] = array(
     '#type' => 'select',
     '#title' => t('Video codec'),
     '#description' => t('The video codec used in the video file can affect the ability to play the video on certain devices. The default codec used is H.264.'),
@@ -69,7 +56,7 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['video_codec'])) ? $preset['settings']['video_codec'] : 'h264'
   );
-  $form['preset']['settings']['video']['video_quality'] = array(
+  $form['settings']['video']['video_quality'] = array(
     '#type' => 'select',
     '#title' => t('Video quality'),
     '#description' => t('A target video quality. Affects bitrate and file size.'),
@@ -82,7 +69,7 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['video_quality'])) ? $preset['settings']['video_quality'] : 2
   );
-  $form['preset']['settings']['video']['video_speed'] = array(
+  $form['settings']['video']['video_speed'] = array(
     '#type' => 'select',
     '#title' => t('Video speed'),
     '#description' => t('Speed of encoding. Affects compression.'),
@@ -95,19 +82,19 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['video_speed'])) ? $preset['settings']['video_speed'] : 2
   );
-  $form['preset']['settings']['video']['width'] = array(
+  $form['settings']['video']['width'] = array(
     '#type' => 'textfield',
     '#title' => t('Width'),
     '#description' => t('The maximum width of the output video (in pixels).'),
     '#default_value' => !empty($preset['settings']['width']) ? $preset['settings']['width'] : ''
   );
-  $form['preset']['settings']['video']['height'] = array(
+  $form['settings']['video']['height'] = array(
     '#type' => 'textfield',
     '#title' => t('Height'),
     '#description' => t('The maximum height of the output video (in pixels).'),
     '#default_value' => !empty($preset['settings']['height']) ? $preset['settings']['height'] : ''
   );
-  $form['preset']['settings']['video']['video_aspectmode'] = array(
+  $form['settings']['video']['video_aspectmode'] = array(
     '#type' => 'select',
     '#title' => t('Aspect mode'),
     '#description' => t('What to do when aspect ratio of input file does not match the target width/height aspect ratio.'),
@@ -119,20 +106,20 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['video_aspectmode'])) ? $preset['settings']['video_aspectmode'] : 'preserve'
   );
-  $form['preset']['settings']['video']['video_upscale'] = array(
+  $form['settings']['video']['video_upscale'] = array(
     '#type' => 'checkbox',
     '#title' => t('Upscale'),
     '#description' => t('If the input file is smaller than the target output, should the file be upscaled to the target size?'),
     '#default_value' => !empty($preset['settings']['video_upscale']) ? $preset['settings']['video_upscale'] : ''
   );
   // audio settings
-  $form['preset']['settings']['audio'] = array(
+  $form['settings']['audio'] = array(
     '#type' => 'fieldset',
     '#title' => t('Audio settings'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['audio']['audio_codec'] = array(
+  $form['settings']['audio']['audio_codec'] = array(
     '#type' => 'select',
     '#title' => t('Audio codec'),
     '#description' => t('The audio codec to be used.'),
@@ -144,7 +131,7 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['audio_codec'])) ? $preset['settings']['audio_codec'] : 'h264'
   );
-  $form['preset']['settings']['audio']['audio_quality'] = array(
+  $form['settings']['audio']['audio_quality'] = array(
     '#type' => 'select',
     '#title' => t('Audio quality'),
     '#description' => t('A target audio quality. Affects bitrate and file size.'),
@@ -158,13 +145,13 @@ function video_preset_form($preset) {
     '#default_value' => (!empty($preset['settings']['audio_quality'])) ? $preset['settings']['audio_quality'] : 2
   );
   // advanced video settings
-  $form['preset']['settings']['adv_video'] = array(
+  $form['settings']['adv_video'] = array(
     '#type' => 'fieldset',
     '#title' => t('Advanced video settings'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['adv_video']['deinterlace'] = array(
+  $form['settings']['adv_video']['deinterlace'] = array(
     '#type' => 'select',
     '#title' => t('Deinterlace'),
     '#description' => t('Note that detect mode will auto-detect and deinterlace interlaced content.'),
@@ -175,68 +162,68 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['deinterlace'])) ? $preset['settings']['deinterlace'] : 'detect'
   );
-  $form['preset']['settings']['adv_video']['max_frame_rate'] = array(
+  $form['settings']['adv_video']['max_frame_rate'] = array(
     '#type' => 'textfield',
     '#title' => t('Maximum frame rate'),
     '#description' => t('A maximum frame rate cap (in frames per second).'),
     '#default_value' => !empty($preset['settings']['max_frame_rate']) ? $preset['settings']['max_frame_rate'] : ''
   );
-  $form['preset']['settings']['adv_video']['frame_rate'] = array(
+  $form['settings']['adv_video']['frame_rate'] = array(
     '#type' => 'textfield',
     '#title' => t('Frame rate'),
     '#description' => t('Force a specific output frame rate (in frames per second). For best quality, do not use this setting.'),
     '#default_value' => !empty($preset['settings']['frame_rate']) ? $preset['settings']['frame_rate'] : ''
   );
-  $form['preset']['settings']['adv_video']['frame_rate'] = array(
+  $form['settings']['adv_video']['frame_rate'] = array(
     '#type' => 'textfield',
     '#title' => t('Frame rate'),
     '#description' => t('Force a specific output frame rate (in frames per second). For best quality, do not use this setting.'),
     '#default_value' => !empty($preset['settings']['frame_rate']) ? $preset['settings']['frame_rate'] : ''
   );
-  $form['preset']['settings']['adv_video']['video_bitrate'] = array(
+  $form['settings']['adv_video']['video_bitrate'] = array(
     '#type' => 'textfield',
     '#title' => t('Video bitrate'),
     '#description' => t('A target bitrate in kbps. Not necessary if you select a Video Quality setting, unless you want to target a specific bitrate.'),
     '#default_value' => !empty($preset['settings']['video_bitrate']) ? $preset['settings']['video_bitrate'] : ''
   );
-  $form['preset']['settings']['adv_video']['bitrate_cap'] = array(
+  $form['settings']['adv_video']['bitrate_cap'] = array(
     '#type' => 'textfield',
     '#title' => t('Bitrate cap'),
     '#description' => t('A bitrate cap in kbps, used for streaming servers.'),
     '#default_value' => !empty($preset['settings']['bitrate_cap']) ? $preset['settings']['bitrate_cap'] : ''
   );
-  $form['preset']['settings']['adv_video']['buffer_size'] = array(
+  $form['settings']['adv_video']['buffer_size'] = array(
     '#type' => 'textfield',
     '#title' => t('Buffer size'),
     '#description' => t('The buffer size for the bitrate cap in kbps.'),
     '#default_value' => !empty($preset['settings']['buffer_size']) ? $preset['settings']['buffer_size'] : ''
   );
-  $form['preset']['settings']['adv_video']['one_pass'] = array(
+  $form['settings']['adv_video']['one_pass'] = array(
     '#type' => 'checkbox',
     '#title' => t('One pass'),
     '#description' => t('Force one-pass encoding when targeting a specific video_bitrate. True or False.'),
     '#default_value' => !empty($preset['settings']['one_pass']) ? $preset['settings']['one_pass'] : ''
   );
-  $form['preset']['settings']['adv_video']['skip_video'] = array(
+  $form['settings']['adv_video']['skip_video'] = array(
     '#type' => 'checkbox',
     '#title' => t('Skip video'),
     '#description' => t('The video track will be omitted from the output. You can still specify a video format, however, no video track will be present in the resulting file.'),
     '#default_value' => !empty($preset['settings']['skip_video']) ? $preset['settings']['skip_video'] : ''
   );
   // advanced audio settings
-  $form['preset']['settings']['adv_audio'] = array(
+  $form['settings']['adv_audio'] = array(
     '#type' => 'fieldset',
     '#title' => t('Advanced audio settings'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['adv_audio']['audio_bitrate'] = array(
+  $form['settings']['adv_audio']['audio_bitrate'] = array(
     '#type' => 'textfield',
     '#title' => t('Audio bitrate'),
     '#description' => t('The overall audio bitrate specified as kilobits per second (kbps, e.g. 96 or 160). This value can\'t exceed 160 kbps per channel. 96-160 is usually a good range for stereo output.'),
     '#default_value' => !empty($preset['settings']['audio_bitrate']) ? $preset['settings']['audio_bitrate'] : ''
   );
-  $form['preset']['settings']['adv_audio']['audio_channels'] = array(
+  $form['settings']['adv_audio']['audio_channels'] = array(
     '#type' => 'select',
     '#title' => t('Audio channels'),
     '#description' => t('By default we will choose the lesser of the number of audio channels in the input file or 2 (stereo).'),
@@ -246,38 +233,38 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['audio_channels'])) ? $preset['settings']['audio_channels'] : 2
   );
-  $form['preset']['settings']['adv_audio']['audio_sample_rate'] = array(
+  $form['settings']['adv_audio']['audio_sample_rate'] = array(
     '#type' => 'textfield',
     '#title' => t('Audio sample rate'),
     '#description' => t('The sample rate of the audio in hertz. Manually setting this may cause problems, depending on the selected bitrate and number of channels.'),
     '#default_value' => !empty($preset['settings']['audio_sample_rate']) ? $preset['settings']['audio_sample_rate'] : ''
   );
-  $form['preset']['settings']['adv_audio']['skip_audio'] = array(
+  $form['settings']['adv_audio']['skip_audio'] = array(
     '#type' => 'checkbox',
     '#title' => t('Skip audio'),
     '#description' => t('The audio track will be omitted from the output. You must specify a video format and no audio track will be present in the resulting file.'),
     '#default_value' => !empty($preset['settings']['skip_audio']) ? $preset['settings']['skip_audio'] : ''
   );
   // video optimizations
-  $form['preset']['settings']['vid_optimization'] = array(
+  $form['settings']['vid_optimization'] = array(
     '#type' => 'fieldset',
     '#title' => t('Video Optimization'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['vid_optimization']['autolevels'] = array(
+  $form['settings']['vid_optimization']['autolevels'] = array(
     '#type' => 'checkbox',
     '#title' => t('Autolevels'),
     '#description' => t('Automatic brightness / contrast correction.'),
     '#default_value' => !empty($preset['settings']['autolevels']) ? $preset['settings']['autolevels'] : ''
   );
-  $form['preset']['settings']['vid_optimization']['deblock'] = array(
+  $form['settings']['vid_optimization']['deblock'] = array(
     '#type' => 'checkbox',
     '#title' => t('Deblock'),
     '#description' => t('Apply deblocking filter. Useful for highly compressed or blocky input videos.'),
     '#default_value' => !empty($preset['settings']['deblock']) ? $preset['settings']['deblock'] : ''
   );
-  $form['preset']['settings']['vid_optimization']['denoise'] = array(
+  $form['settings']['vid_optimization']['denoise'] = array(
     '#type' => 'select',
     '#title' => t('Denoise'),
     '#description' => t('Apply denoise filter. Generally results in slightly better compression, and slightly slower encoding. Beware of any value higher than "Weak" (unless you\'re encoding animation).'),
@@ -291,13 +278,13 @@ function video_preset_form($preset) {
     '#default_value' => (!empty($preset['settings']['denoise'])) ? $preset['settings']['denoise'] : 2
   );
   // Segmented Streaming
-  $form['preset']['settings']['segmented_streaming'] = array(
+  $form['settings']['segmented_streaming'] = array(
     '#type' => 'fieldset',
     '#title' => t('Segmented Streaming'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['segmented_streaming']['segmented_type'] = array(
+  $form['settings']['segmented_streaming']['segmented_type'] = array(
     '#type' => 'select',
     '#title' => t('Type'),
     '#description' => t('Set to segmented for HTTP Live Streaming.'),
@@ -307,33 +294,33 @@ function video_preset_form($preset) {
     ),
     '#default_value' => (!empty($preset['settings']['segmented_type'])) ? $preset['settings']['segmented_type'] : 0
   );
-  $form['preset']['settings']['segmented_streaming']['segmented_seconds'] = array(
+  $form['settings']['segmented_streaming']['segmented_seconds'] = array(
     '#type' => 'textfield',
     '#title' => t('Segment Seconds'),
     '#description' => t('The maximum duration of each segment in segmented outputs.'),
     '#default_value' => !empty($preset['settings']['segmented_seconds']) ? $preset['settings']['segmented_seconds'] : ''
   );
   // Create clip
-  $form['preset']['settings']['create_clip'] = array(
+  $form['settings']['create_clip'] = array(
     '#type' => 'fieldset',
     '#title' => t('Create Clip'),
     '#collapsible' => TRUE,
     '#collapsed' => TRUE
   );
-  $form['preset']['settings']['create_clip']['clip_start'] = array(
+  $form['settings']['create_clip']['clip_start'] = array(
     '#type' => 'textfield',
     '#title' => t('Start clip'),
     '#description' => t('The starting point of a subclip (in timecode or number of seconds).'),
     '#default_value' => !empty($preset['settings']['clip_start']) ? $preset['settings']['clip_start'] : ''
   );
-  $form['preset']['settings']['create_clip']['clip_length'] = array(
+  $form['settings']['create_clip']['clip_length'] = array(
     '#type' => 'textfield',
     '#title' => t('Clip length '),
     '#description' => t('The length of the subclip (in timecode or number of seconds).'),
     '#default_value' => !empty($preset['settings']['clip_length']) ? $preset['settings']['clip_length'] : ''
   );
   // Command line parameters
-  $form['preset']['settings']['command_line'] = array(
+  $form['settings']['command_line'] = array(
     '#type' => 'fieldset',
     '#title' => t('Command line options'),
     '#collapsible' => TRUE,
@@ -346,11 +333,458 @@ function video_preset_form($preset) {
     '!width - Width of output video',
     '!height - Height of output video'
   );
-  $form['preset']['settings']['command_line']['cli_code'] = array(
+  $form['settings']['command_line']['cli_code'] = array(
     '#type' => 'textarea',
     '#title' => t('Command line codes to run'),
     '#description' => t('Please add command line codes each to run separated by a new line.') . theme('item_list', array('items' => $tokes, 'title' => 'Available Tokes')),
     '#default_value' => !empty($preset['settings']['cli_code']) ? $preset['settings']['cli_code'] : '!cmd_path -i !videofile -s !widthx!height -r 15 -b 250 -ar 22050 -ab 48 !convertfile'
   );
   return $form;
-}
\ No newline at end of file
+}
+
+/**
+ * Menu callback: video Module administration.
+ */
+function video_presets_overview() {
+  $presets = video_preset_get_presets();
+
+  if (count($presets) > 0) {
+    $header = array(t('Preset Name'), t('Description'), array('data' => t('Operations'), 'colspan' => '3'));
+    $rows = array();
+    foreach ($presets as $pid => $preset) {
+      $row = array();
+      $row[] = check_plain($preset['name']);
+      $row[] = array('data' => filter_xss_admin($preset['description']), 'class' => 'description');
+      $row[] = array('data' => l(t('edit'), 'admin/structure/video/preset/' . $preset['name']));
+
+      if (!isset($preset['default'])) {
+        $row[] = array('data' => l(t('delete'), 'admin/structure/video/preset/' . $preset['name'] . '/delete'));
+      }
+
+      $row[] = array('data' => l(t('export'), 'admin/structure/video/preset/' . $preset['name'] . '/export'));
+      $rows[] = $row;
+    }
+    return theme('table', array('header' => $header, 'rows' => $rows));
+  } else {
+    return t('No Preset were found. Please use the !create_link link to create
+      a new video preset, or upload an existing Feature to your modules directory.',
+        array('!create_link' => l(t('Create Video Preset'), 'admin/structure/video/add')));
+  }
+}
+
+/**
+ * Preset form
+ * @param <type> $form
+ * @param <type> $form_state
+ * @param <type> $preset
+ * @return string
+ */
+function video_preset_form($form, &$form_state, $preset = false) {
+  $form = array();
+  // basic preset details
+  $form['preset'] = array(
+    '#type' => 'fieldset',
+    '#title' => t('Preset information'),
+    '#weight' => -10,
+  );
+  if (isset($preset['pid'])) {
+    $form['preset']['pid'] = array(
+      '#type' => 'value',
+      '#value' => $preset['pid'],
+    );
+  } elseif (video_is_default_preset($preset['name'])) {
+    $form['preset']['default'] = array(
+      '#type' => 'value',
+      '#value' => TRUE,
+    );
+  }
+  $form['preset']['name'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Preset name'),
+    '#maxlength' => VIDEO_PRESET_MAX_LENGTH,
+    '#description' => t('Spaces are NOT allowed; punctuation is not allowed except for periods, hyphens, apostrophes, and underscores.'),
+    '#required' => TRUE,
+    '#weight' => -10,
+    '#element_validate' => array('_video_preset_name_validate'),
+    '#default_value' => !empty($preset['name']) ? $preset['name'] : ''
+  );
+
+  $form['preset']['description'] = array(
+    '#type' => 'textfield',
+    '#title' => t('Description'),
+    '#description' => t('Add a brief description to your preset name.'),
+    '#weight' => -9,
+    '#default_value' => !empty($preset['description']) ? $preset['description'] : ''
+  );
+
+  // Preset settings
+  $form += video_preset_default_form($form, $form_state, $preset);
+
+  // Buttons
+  $form['submit'] = array(
+    '#type' => 'submit',
+    '#value' => t('Save Preset'),
+    '#weight' => 30,
+  );
+
+  $form['delete'] = array(
+    '#type' => 'submit',
+    '#value' => t('Delete'),
+    '#weight' => 40,
+    '#submit' => array('video_preset_delete_submit'),
+  );
+
+  // Add the form submit handler.
+  $form['#submit'][] = 'video_preset_submit';
+  $form['#validate'][] = 'video_preset_validate';
+  return $form;
+}
+
+/**
+ * Validation for the preset form.
+ */
+function video_preset_validate($form, &$form_state) {
+
+}
+
+/**
+ * Flatten the settings array.
+ *
+ * @param <type> $array
+ * @param <type> $return
+ * @return <type>
+ */
+function video_preset_array_flatten($array, $return=array()) {
+  foreach ($array as $key => $value) {
+    if (is_array($value)) {
+      $return = video_preset_array_flatten($value, $return);
+    } else {
+      $return[$key] = $value;
+    }
+  }
+  return $return;
+}
+
+/**
+ * Submit handler for the preset form.
+ */
+function video_preset_submit($form, &$form_state) {
+  $preset = array();
+  if (isset($form_state['values']['pid'])) {
+    $preset['pid'] = $form_state['values']['pid'];
+  }
+  $preset['name'] = $form_state['values']['name'];
+  $preset['description'] = $form_state['values']['description'];
+  // unset unwanted values saved to database
+  unset($form_state['values']['pid'], $form_state['values']['name'],
+      $form_state['values']['description'], $form_state['values']['submit'],
+      $form_state['values']['delete'], $form_state['values']['form_build_id'],
+      $form_state['values']['form_token'], $form_state['values']['form_id'],
+      $form_state['values']['op']);
+  $preset['settings'] = video_preset_array_flatten($form_state['values']);
+
+  // Save this preset.
+  video_preset_save($preset);
+  drupal_set_message(t('Preset !preset successfully saved.', array('!preset' => $preset['name'])));
+  $form_state['redirect'] = 'admin/structure/video';
+}
+
+/**
+ * Button sumit function: handle the 'Delete' button on the preset form.
+ */
+function video_preset_delete_submit($form, &$form_state) {
+  $preset['name'] = $form_state['values']['name'];
+  $form_state['redirect'] = 'admin/structure/video/preset/' . $preset['name'] . '/delete';
+}
+
+/**
+ * Menu callback; delete a single preset.
+ */
+function video_preset_delete_confirm($form, &$form_state, $preset) {
+  $form['name'] = array('#type' => 'value', '#value' => $preset['name']);
+  $message = t('Are you sure you want to delete the preset %name?', array('%name' => $preset['name']));
+  $caption = '<p>' . t('This action cannot be undone.') . '</p>';
+  return confirm_form($form, $message, 'admin/structure/video', $caption, t('Delete'));
+}
+
+/**
+ * Execute preset deletion
+ */
+function video_preset_delete_confirm_submit($form, &$form_state) {
+  if ($form_state['values']['confirm']) {
+    video_preset_delete($form_state['values']['name']);
+  }
+
+  $form_state['redirect'] = 'admin/structure/video';
+}
+
+/**
+ * Validation for the preset form.
+ */
+function _video_preset_name_validate($element, &$form_state) {
+  $error = video_validate_preset_name($form_state['values']['name']);
+  if ($error && !isset($form_state['values']['pid']) && !isset ($form_state['values']['default'])) {
+    form_set_error('name', $error);
+  }
+}
+
+/**
+ * Import's a preset.
+ */
+function video_preset_import_form($form, &$form_state) {
+  $form['preset'] = array(
+    '#title' => t('Preset Code'),
+    '#type' => 'textarea',
+    '#rows' => 10,
+    '#description' => t('Copy the export text and paste it into this text field to import a new preset.'),
+  );
+
+  $form['submit'] = array(
+    '#type' => 'submit',
+    '#value' => t('Import Preset'),
+    '#weight' => 30,
+  );
+
+  $form['#submit'][] = 'video_preset_import_submit';
+  $form['#validate'][] = 'video_preset_import_validate';
+
+  return $form;
+}
+
+/**
+ * Validation for the preset import form.
+ */
+function video_preset_import_validate($form, &$form_state) {
+  $preset = '';
+
+  // Get the preset that they declared in the text field.
+  ob_start();
+  eval($form_state['values']['preset']);
+  ob_end_clean();
+
+  if (is_array($preset)) {
+    $name = isset($preset['name']) ? $preset['name'] : '';
+    if ($error = video_validate_preset_name($name)) {
+      form_set_error('name', $error);
+    }
+  } else {
+    form_set_error('name', 'Invalid preset import.');
+  }
+
+  $form_state['preset'] = &$preset;
+}
+
+/**
+ * Submit handler for the preset import form.
+ */
+function video_preset_import_submit($form, &$form_state) {
+  $preset = $form_state['preset'];
+  video_preset_save($preset);
+  $form_state['redirect'] = 'admin/structure/video/preset/' . $preset['name'];
+}
+
+/**
+ * The preset export form.
+ */
+function video_preset_export_form($form, &$form_state, $preset) {
+  // Unset the unnecessary elements.
+  unset($preset['pid']);
+  unset($preset['default']);
+
+  // Get the code string representation.
+  $code = var_export($preset, true);
+
+  // Make sure to format the arrays like drupal.
+  $code = str_replace("=> \n  ", '=> ', $code);
+
+  // Add the preset variable.
+  $code = '$preset = ' . $code . ';';
+
+  $lines = substr_count($code, "\n");
+  $form['export'] = array(
+    '#title' => t('Export Preset'),
+    '#type' => 'textarea',
+    '#value' => $code,
+    '#rows' => $lines,
+    '#description' => t('Copy the export text and paste it into another preset using the import function.'),
+  );
+
+  // Return the form.
+  return $form;
+}
+
+/**
+ * Get's the player settings for the given player.
+ */
+function video_player_settings_form($preset) {
+  $settings_form = $preset['player'] . '_player_settings_form';
+  if (function_exists($settings_form)) {
+    return $settings_form($preset);
+  }
+  return array();
+}
+
+/**
+ * Title callback for a preset.
+ */
+function video_preset_page_title($preset) {
+  return $preset['name'];
+}
+
+/**
+ * Saves a new preset.
+ */
+function video_preset_save($preset) {
+  // If they provide the pid, then this needs to be an update.
+  $pid = (isset($preset['pid']) && $preset['pid']) ? array('pid') : array();
+
+  // Save or update a preset.
+  drupal_write_record('video_preset', $preset, $pid);
+}
+
+/**
+ * Returns the default presets.
+ *
+ * @return <type>
+ */
+function video_preset_get_default_presets() {
+  $default_presets = module_invoke_all('video_default_presets');
+  drupal_alter('video_default_presets', $default_presets);
+  return $default_presets;
+}
+
+/**
+ * Gets a list of all presets.
+ */
+function video_preset_get_presets() {
+  $presets = array();
+  $normal_presets = array();
+
+  // Get all the presets from the database.
+  $result = db_select('video_preset', 'p')
+          ->fields('p')
+          ->orderBy('p.name', 'ASC')
+          ->execute();
+
+  // Iterate through all the presets and structure them in an array.
+  foreach ($result as $preset) {
+    $preset = (array) $preset;
+    $preset['settings'] = $preset['settings'] ? unserialize($preset['settings']) : array();
+    $presets[$preset['pid']] = $preset;
+    $normal_presets[$preset['name']] = $preset['pid'];
+  }
+
+  // Now allow other modules to add their default presets.
+  foreach (video_preset_get_default_presets () as $preset) {
+    // adding default TRUE
+    $preset['default'] = TRUE;
+    if (!empty($preset['name']) && !isset($normal_presets[$preset['name']])) {
+      $presets[$preset['name']] = $preset;
+    }
+  }
+
+  return $presets;
+}
+
+/**
+ * Get's the preset.
+ */
+function video_get_preset($preset_name) {
+  // Get the preset from the database.
+  $preset = db_select('video_preset', 'p')
+          ->fields('p')
+          ->condition('p.name', $preset_name)
+          ->execute()
+          ->fetchAssoc();
+  if ($preset) {
+    $preset['settings'] = $preset['settings'] ? unserialize($preset['settings']) : array();
+  } else {
+    // Get all of the default presets.
+    $default_presets = video_preset_get_default_presets();
+
+    // Check to see if this preset exists.
+    if (isset($default_presets[$preset_name])) {
+      // Make this our preset
+      $preset = $default_presets[$preset_name];
+    }
+  }
+
+  // Return the preset.
+  return $preset;
+}
+
+/**
+ * Deletes a preset
+ */
+function video_preset_delete($preset_name) {
+  // Delete the preset.
+  db_delete('video_preset')
+      ->condition('name', $preset_name)
+      ->execute();
+
+  // Rebuild Theme Registry
+  drupal_theme_rebuild();
+}
+
+/**
+ * Checks to see if another preset is already taken.
+ */
+function video_preset_name_exists($preset_name) {
+
+  // Get the default presets.
+  $default_presets = video_preset_get_default_presets();
+
+  // See if there is a default preset name.
+  if ($default_presets && isset($default_presets[$preset_name])) {
+    return true;
+  } else {
+    return (bool) db_select('video_preset', 'p')
+        ->fields('p')
+        ->condition('p.name', $preset_name)
+        ->range(0, 1)
+        ->execute()
+        ->fetchField();
+  }
+}
+
+/**
+ * Verify the syntax of the given prefix name.
+ *
+ * Borrowed from the user.module.   :)
+ */
+function video_validate_preset_name($name) {
+  if (!$name) {
+    return t('You must enter a preset.');
+  }
+  if (video_preset_name_exists($name)) {
+    return t('The preset name %name is already taken.', array('%name' => $name));
+  }
+  if (strpos($name, ' ') !== FALSE) {
+    return t('The preset name cannot contain a space.');
+  }
+  if (is_numeric($name[0])) {
+    return t('The preset name cannot begin with a number.');
+  }
+  if (preg_match('/[^a-z0-9_]/i', $name)) {
+    return t('The preset name contains an illegal character.');
+  }
+  if (drupal_strlen($name) > VIDEO_PRESET_MAX_LENGTH) {
+    return t('The preset name %name is too long: it must be %max characters or less.', array('%name' => $name, '%max' => VIDEO_PRESET_MAX_LENGTH));
+  }
+}
+
+/**
+ * Check for default preset
+ * @param <type> $preset_name
+ * @return <type>
+ */
+function video_is_default_preset($preset_name) {
+  // Get the default presets.
+  $default_presets = video_preset_get_default_presets();
+
+  // See if there is a default preset name.
+  if ($default_presets && isset($default_presets[$preset_name]))
+    return TRUE;
+  else
+    return FALSE;
+}