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+<?php
+
+/**
+ * @file
+ * Administration pages for image settings.
+ */
+
+/**
+ * Menu callback; Listing of all current image styles.
+ */
+function image_style_list() {
+ $page = array();
+
+ $styles = image_styles();
+ $page['image_style_list'] = array(
+ '#markup' => theme('image_style_list', array('styles' => $styles)),
+ '#attached' => array(
+ 'css' => array(drupal_get_path('module', 'image') . '/image.admin.css' => array()),
+ ),
+ );
+
+ return $page;
+
+}
+
+/**
+ * Form builder; Edit an image style name and effects order.
+ *
+ * @param $form_state
+ * An associative array containing the current state of the form.
+ * @param $style
+ * An image style array.
+ * @ingroup forms
+ * @see image_style_form_submit()
+ */
+function image_style_form($form, &$form_state, $style) {
+ $title = t('Edit %name style', array('%name' => $style['label']));
+ drupal_set_title($title, PASS_THROUGH);
+
+ // Adjust this form for styles that must be overridden to edit.
+ $editable = (bool) ($style['storage'] & IMAGE_STORAGE_EDITABLE);
+
+ if (!$editable && empty($form_state['input'])) {
+ drupal_set_message(t('This image style is currently being provided by a module. Click the "Override defaults" button to change its settings.'), 'warning');
+ }
+
+ $form_state['image_style'] = $style;
+ $form['#tree'] = TRUE;
+ $form['#attached']['css'][drupal_get_path('module', 'image') . '/image.admin.css'] = array();
+
+ // Show the thumbnail preview.
+ $form['preview'] = array(
+ '#type' => 'item',
+ '#title' => t('Preview'),
+ '#markup' => theme('image_style_preview', array('style' => $style)),
+ );
+
+ // Show the Image Style label.
+ $form['label'] = array(
+ '#type' => 'textfield',
+ '#title' => t('Image style name'),
+ '#default_value' => $style['label'],
+ '#disabled' => !$editable,
+ '#required' => TRUE,
+ );
+
+ // Allow the name of the style to be changed, unless this style is
+ // provided by a module's hook_default_image_styles().
+ $form['name'] = array(
+ '#type' => 'machine_name',
+ '#size' => '64',
+ '#default_value' => $style['name'],
+ '#disabled' => !$editable,
+ '#description' => t('The name is used in URLs for generated images. Use only lowercase alphanumeric characters, underscores (_), and hyphens (-).'),
+ '#required' => TRUE,
+ '#machine_name' => array(
+ 'exists' => 'image_style_load',
+ 'source' => array('label'),
+ 'replace_pattern' => '[^0-9a-z_\-]',
+ 'error' => t('Please only use lowercase alphanumeric characters, underscores (_), and hyphens (-) for style names.'),
+ ),
+ );
+
+ // Build the list of existing image effects for this image style.
+ $form['effects'] = array(
+ '#theme' => 'image_style_effects',
+ );
+ foreach ($style['effects'] as $key => $effect) {
+ $form['effects'][$key]['#weight'] = isset($form_state['input']['effects']) ? $form_state['input']['effects'][$key]['weight'] : NULL;
+ $form['effects'][$key]['label'] = array(
+ '#markup' => $effect['label'],
+ );
+ $form['effects'][$key]['summary'] = array(
+ '#markup' => isset($effect['summary theme']) ? theme($effect['summary theme'], array('data' => $effect['data'])) : '',
+ );
+ $form['effects'][$key]['weight'] = array(
+ '#type' => 'weight',
+ '#title' => t('Weight for @title', array('@title' => $effect['label'])),
+ '#title_display' => 'invisible',
+ '#default_value' => $effect['weight'],
+ '#access' => $editable,
+ );
+
+ // Only attempt to display these fields for editable styles as the 'ieid'
+ // key is not set for styles defined in code.
+ if ($editable) {
+ $form['effects'][$key]['configure'] = array(
+ '#type' => 'link',
+ '#title' => t('edit'),
+ '#href' => 'admin/config/media/image-styles/edit/' . $style['name'] . '/effects/' . $effect['ieid'],
+ '#access' => $editable && isset($effect['form callback']),
+ );
+ $form['effects'][$key]['remove'] = array(
+ '#type' => 'link',
+ '#title' => t('delete'),
+ '#href' => 'admin/config/media/image-styles/edit/' . $style['name'] . '/effects/' . $effect['ieid'] . '/delete',
+ '#access' => $editable,
+ );
+ }
+ }
+
+ // Build the new image effect addition form and add it to the effect list.
+ $new_effect_options = array();
+ foreach (image_effect_definitions() as $effect => $definition) {
+ $new_effect_options[$effect] = check_plain($definition['label']);
+ }
+ $form['effects']['new'] = array(
+ '#tree' => FALSE,
+ '#weight' => isset($form_state['input']['weight']) ? $form_state['input']['weight'] : NULL,
+ '#access' => $editable,
+ );
+ $form['effects']['new']['new'] = array(
+ '#type' => 'select',
+ '#title' => t('Effect'),
+ '#title_display' => 'invisible',
+ '#options' => $new_effect_options,
+ '#empty_option' => t('Select a new effect'),
+ );
+ $form['effects']['new']['weight'] = array(
+ '#type' => 'weight',
+ '#title' => t('Weight for new effect'),
+ '#title_display' => 'invisible',
+ '#default_value' => count($form['effects']) - 1,
+ );
+ $form['effects']['new']['add'] = array(
+ '#type' => 'submit',
+ '#value' => t('Add'),
+ '#validate' => array('image_style_form_add_validate'),
+ '#submit' => array('image_style_form_submit', 'image_style_form_add_submit'),
+ );
+
+ // Show the Override or Submit button for this style.
+ $form['actions'] = array('#type' => 'actions');
+ $form['actions']['override'] = array(
+ '#type' => 'submit',
+ '#value' => t('Override defaults'),
+ '#validate' => array(),
+ '#submit' => array('image_style_form_override_submit'),
+ '#access' => !$editable,
+ );
+ $form['actions']['submit'] = array(
+ '#type' => 'submit',
+ '#value' => t('Update style'),
+ '#access' => $editable,
+ );
+
+ return $form;
+}
+
+/**
+ * Validate handler for adding a new image effect to an image style.
+ */
+function image_style_form_add_validate($form, &$form_state) {
+ if (!$form_state['values']['new']) {
+ form_error($form['effects']['new']['new'], t('Select an effect to add.'));
+ }
+}
+
+/**
+ * Submit handler for adding a new image effect to an image style.
+ */
+function image_style_form_add_submit($form, &$form_state) {
+ $style = $form_state['image_style'];
+ // Check if this field has any configuration options.
+ $effect = image_effect_definition_load($form_state['values']['new']);
+
+ // Load the configuration form for this option.
+ if (isset($effect['form callback'])) {
+ $path = 'admin/config/media/image-styles/edit/' . $form_state['image_style']['name'] . '/add/' . $form_state['values']['new'];
+ $form_state['redirect'] = array($path, array('query' => array('weight' => $form_state['values']['weight'])));
+ }
+ // If there's no form, immediately add the image effect.
+ else {
+ $effect['isid'] = $style['isid'];
+ $effect['weight'] = $form_state['values']['weight'];
+ image_effect_save($effect);
+ drupal_set_message(t('The image effect was successfully applied.'));
+ }
+}
+
+/**
+ * Submit handler for overriding a module-defined style.
+ */
+function image_style_form_override_submit($form, &$form_state) {
+ drupal_set_message(t('The %style style has been overridden, allowing you to change its settings.', array('%style' => $form_state['image_style']['label'])));
+ image_default_style_save($form_state['image_style']);
+}
+
+/**
+ * Submit handler for saving an image style.
+ */
+function image_style_form_submit($form, &$form_state) {
+ // Update the image style.
+ $style = $form_state['image_style'];
+ $style['name'] = $form_state['values']['name'];
+ $style['label'] = $form_state['values']['label'];
+
+ // Update image effect weights.
+ if (!empty($form_state['values']['effects'])) {
+ foreach ($form_state['values']['effects'] as $ieid => $effect_data) {
+ if (isset($style['effects'][$ieid])) {
+ $effect = $style['effects'][$ieid];
+ $effect['weight'] = $effect_data['weight'];
+ image_effect_save($effect);
+ }
+ }
+ }
+
+ image_style_save($style);
+ if ($form_state['values']['op'] == t('Update style')) {
+ drupal_set_message(t('Changes to the style have been saved.'));
+ }
+ $form_state['redirect'] = 'admin/config/media/image-styles/edit/' . $style['name'];
+}
+
+/**
+ * Form builder; Form for adding a new image style.
+ *
+ * @ingroup forms
+ * @see image_style_add_form_submit()
+ */
+function image_style_add_form($form, &$form_state) {
+ $form['label'] = array(
+ '#type' => 'textfield',
+ '#title' => t('Style name'),
+ '#default_value' => '',
+ '#required' => TRUE,
+ );
+ $form['name'] = array(
+ '#type' => 'machine_name',
+ '#description' => t('The name is used in URLs for generated images. Use only lowercase alphanumeric characters, underscores (_), and hyphens (-).'),
+ '#size' => '64',
+ '#required' => TRUE,
+ '#machine_name' => array(
+ 'exists' => 'image_style_load',
+ 'source' => array('label'),
+ 'replace_pattern' => '[^0-9a-z_\-]',
+ 'error' => t('Please only use lowercase alphanumeric characters, underscores (_), and hyphens (-) for style names.'),
+ ),
+ );
+
+ $form['submit'] = array(
+ '#type' => 'submit',
+ '#value' => t('Create new style'),
+ );
+
+ return $form;
+}
+
+/**
+ * Submit handler for adding a new image style.
+ */
+function image_style_add_form_submit($form, &$form_state) {
+ $style = array(
+ 'name' => $form_state['values']['name'],
+ 'label' => $form_state['values']['label'],
+ );
+ $style = image_style_save($style);
+ drupal_set_message(t('Style %name was created.', array('%name' => $style['label'])));
+ $form_state['redirect'] = 'admin/config/media/image-styles/edit/' . $style['name'];
+}
+
+/**
+ * Element validate function to ensure unique, URL safe style names.
+ *
+ * This function is no longer used in Drupal core since image style names are
+ * now validated using #machine_name functionality. It is kept for backwards
+ * compatibility (since non-core modules may be using it) and will be removed
+ * in Drupal 8.
+ */
+function image_style_name_validate($element, $form_state) {
+ // Check for duplicates.
+ $styles = image_styles();
+ if (isset($styles[$element['#value']]) && (!isset($form_state['image_style']['isid']) || $styles[$element['#value']]['isid'] != $form_state['image_style']['isid'])) {
+ form_set_error($element['#name'], t('The image style name %name is already in use.', array('%name' => $element['#value'])));
+ }
+
+ // Check for illegal characters in image style names.
+ if (preg_match('/[^0-9a-z_\-]/', $element['#value'])) {
+ form_set_error($element['#name'], t('Please only use lowercase alphanumeric characters, underscores (_), and hyphens (-) for style names.'));
+ }
+}
+
+/**
+ * Form builder; Form for deleting an image style.
+ *
+ * @param $style
+ * An image style array.
+ *
+ * @ingroup forms
+ * @see image_style_delete_form_submit()
+ */
+function image_style_delete_form($form, &$form_state, $style) {
+ $form_state['image_style'] = $style;
+
+ $replacement_styles = array_diff_key(image_style_options(TRUE, PASS_THROUGH), array($style['name'] => ''));
+ $form['replacement'] = array(
+ '#title' => t('Replacement style'),
+ '#type' => 'select',
+ '#options' => $replacement_styles,
+ '#empty_option' => t('No replacement, just delete'),
+ );
+
+ return confirm_form(
+ $form,
+ t('Optionally select a style before deleting %style', array('%style' => $style['label'])),
+ 'admin/config/media/image-styles',
+ t('If this style is in use on the site, you may select another style to replace it. All images that have been generated for this style will be permanently deleted.'),
+ t('Delete'), t('Cancel')
+ );
+}
+
+/**
+ * Submit handler to delete an image style.
+ */
+function image_style_delete_form_submit($form, &$form_state) {
+ $style = $form_state['image_style'];
+
+ image_style_delete($style, $form_state['values']['replacement']);
+ drupal_set_message(t('Style %name was deleted.', array('%name' => $style['label'])));
+ $form_state['redirect'] = 'admin/config/media/image-styles';
+}
+
+/**
+ * Confirmation form to revert a database style to its default.
+ */
+function image_style_revert_form($form, &$form_state, $style) {
+ $form_state['image_style'] = $style;
+
+ return confirm_form(
+ $form,
+ t('Revert the %style style?', array('%style' => $style['label'])),
+ 'admin/config/media/image-styles',
+ t('Reverting this style will delete the customized settings and restore the defaults provided by the @module module.', array('@module' => $style['module'])),
+ t('Revert'), t('Cancel')
+ );
+}
+
+/**
+ * Submit handler to convert an overridden style to its default.
+ */
+function image_style_revert_form_submit($form, &$form_state) {
+ drupal_set_message(t('The %style style has been reverted to its defaults.', array('%style' => $form_state['image_style']['label'])));
+ image_default_style_revert($form_state['image_style']);
+ $form_state['redirect'] = 'admin/config/media/image-styles';
+}
+
+/**
+ * Form builder; Form for adding and editing image effects.
+ *
+ * This form is used universally for editing all image effects. Each effect adds
+ * its own custom section to the form by calling the form function specified in
+ * hook_image_effects().
+ *
+ * @param $form_state
+ * An associative array containing the current state of the form.
+ * @param $style
+ * An image style array.
+ * @param $effect
+ * An image effect array.
+ *
+ * @ingroup forms
+ * @see hook_image_effects()
+ * @see image_effects()
+ * @see image_resize_form()
+ * @see image_scale_form()
+ * @see image_rotate_form()
+ * @see image_crop_form()
+ * @see image_effect_form_submit()
+ */
+function image_effect_form($form, &$form_state, $style, $effect) {
+ if (!empty($effect['data'])) {
+ $title = t('Edit %label effect', array('%label' => $effect['label']));
+ }
+ else{
+ $title = t('Add %label effect', array('%label' => $effect['label']));
+ }
+ drupal_set_title($title, PASS_THROUGH);
+
+ $form_state['image_style'] = $style;
+ $form_state['image_effect'] = $effect;
+
+ // If no configuration for this image effect, return to the image style page.
+ if (!isset($effect['form callback'])) {
+ drupal_goto('admin/config/media/image-styles/edit/' . $style['name']);
+ }
+
+ $form['#tree'] = TRUE;
+ $form['#attached']['css'][drupal_get_path('module', 'image') . '/image.admin.css'] = array();
+ if (function_exists($effect['form callback'])) {
+ $form['data'] = call_user_func($effect['form callback'], $effect['data']);
+ }
+
+ // Check the URL for a weight, then the image effect, otherwise use default.
+ $form['weight'] = array(
+ '#type' => 'hidden',
+ '#value' => isset($_GET['weight']) ? intval($_GET['weight']) : (isset($effect['weight']) ? $effect['weight'] : count($style['effects'])),
+ );
+
+ $form['actions'] = array('#tree' => FALSE, '#type' => 'actions');
+ $form['actions']['submit'] = array(
+ '#type' => 'submit',
+ '#value' => isset($effect['ieid']) ? t('Update effect') : t('Add effect'),
+ );
+ $form['actions']['cancel'] = array(
+ '#type' => 'link',
+ '#title' => t('Cancel'),
+ '#href' => 'admin/config/media/image-styles/edit/' . $style['name'],
+ );
+
+ return $form;
+}
+
+/**
+ * Submit handler for updating an image effect.
+ */
+function image_effect_form_submit($form, &$form_state) {
+ $style = $form_state['image_style'];
+ $effect = array_merge($form_state['image_effect'], $form_state['values']);
+ $effect['isid'] = $style['isid'];
+ image_effect_save($effect);
+ drupal_set_message(t('The image effect was successfully applied.'));
+ $form_state['redirect'] = 'admin/config/media/image-styles/edit/' . $style['name'];
+}
+
+/**
+ * Form builder; Form for deleting an image effect.
+ *
+ * @param $style
+ * Name of the image style from which the image effect will be removed.
+ * @param $effect
+ * Name of the image effect to remove.
+ * @ingroup forms
+ * @see image_effect_delete_form_submit()
+ */
+function image_effect_delete_form($form, &$form_state, $style, $effect) {
+ $form_state['image_style'] = $style;
+ $form_state['image_effect'] = $effect;
+
+ $question = t('Are you sure you want to delete the @effect effect from the %style style?', array('%style' => $style['label'], '@effect' => $effect['label']));
+ return confirm_form($form, $question, 'admin/config/media/image-styles/edit/' . $style['name'], '', t('Delete'));
+}
+
+/**
+ * Submit handler to delete an image effect.
+ */
+function image_effect_delete_form_submit($form, &$form_state) {
+ $style = $form_state['image_style'];
+ $effect = $form_state['image_effect'];
+
+ image_effect_delete($effect);
+ drupal_set_message(t('The image effect %name has been deleted.', array('%name' => $effect['label'])));
+ $form_state['redirect'] = 'admin/config/media/image-styles/edit/' . $style['name'];
+}
+
+/**
+ * Element validate handler to ensure an integer pixel value.
+ *
+ * The property #allow_negative = TRUE may be set to allow negative integers.
+ */
+function image_effect_integer_validate($element, &$form_state) {
+ $value = empty($element['#allow_negative']) ? $element['#value'] : preg_replace('/^-/', '', $element['#value']);
+ if ($element['#value'] != '' && (!is_numeric($value) || intval($value) <= 0)) {
+ if (empty($element['#allow_negative'])) {
+ form_error($element, t('!name must be an integer.', array('!name' => $element['#title'])));
+ }
+ else {
+ form_error($element, t('!name must be a positive integer.', array('!name' => $element['#title'])));
+ }
+ }
+}
+
+/**
+ * Element validate handler to ensure a hexadecimal color value.
+ */
+function image_effect_color_validate($element, &$form_state) {
+ if ($element['#value'] != '') {
+ $hex_value = preg_replace('/^#/', '', $element['#value']);
+ if (!preg_match('/^#[0-9A-F]{3}([0-9A-F]{3})?$/', $element['#value'])) {
+ form_error($element, t('!name must be a hexadecimal color value.', array('!name' => $element['#title'])));
+ }
+ }
+}
+
+/**
+ * Element validate handler to ensure that either a height or a width is
+ * specified.
+ */
+function image_effect_scale_validate($element, &$form_state) {
+ if (empty($element['width']['#value']) && empty($element['height']['#value'])) {
+ form_error($element, t('Width and height can not both be blank.'));
+ }
+}
+
+/**
+ * Form structure for the image resize form.
+ *
+ * Note that this is not a complete form, it only contains the portion of the
+ * form for configuring the resize options. Therefore it does not not need to
+ * include metadata about the effect, nor a submit button.
+ *
+ * @param $data
+ * The current configuration for this resize effect.
+ */
+function image_resize_form($data) {
+ $form['width'] = array(
+ '#type' => 'textfield',
+ '#title' => t('Width'),
+ '#default_value' => isset($data['width']) ? $data['width'] : '',
+ '#field_suffix' => ' ' . t('pixels'),
+ '#required' => TRUE,
+ '#size' => 10,
+ '#element_validate' => array('image_effect_integer_validate'),
+ '#allow_negative' => FALSE,
+ );
+ $form['height'] = array(
+ '#type' => 'textfield',
+ '#title' => t('Height'),
+ '#default_value' => isset($data['height']) ? $data['height'] : '',
+ '#field_suffix' => ' ' . t('pixels'),
+ '#required' => TRUE,
+ '#size' => 10,
+ '#element_validate' => array('image_effect_integer_validate'),
+ '#allow_negative' => FALSE,
+ );
+ return $form;
+}
+
+/**
+ * Form structure for the image scale form.
+ *
+ * Note that this is not a complete form, it only contains the portion of the
+ * form for configuring the scale options. Therefore it does not not need to
+ * include metadata about the effect, nor a submit button.
+ *
+ * @param $data
+ * The current configuration for this scale effect.
+ */
+function image_scale_form($data) {
+ $form = image_resize_form($data);
+ $form['#element_validate'] = array('image_effect_scale_validate');
+ $form['width']['#required'] = FALSE;
+ $form['height']['#required'] = FALSE;
+ $form['upscale'] = array(
+ '#type' => 'checkbox',
+ '#default_value' => (isset($data['upscale'])) ? $data['upscale'] : 0,
+ '#title' => t('Allow Upscaling'),
+ '#description' => t('Let scale make images larger than their original size'),
+ );
+ return $form;
+}
+
+/**
+ * Form structure for the image crop form.
+ *
+ * Note that this is not a complete form, it only contains the portion of the
+ * form for configuring the crop options. Therefore it does not not need to
+ * include metadata about the effect, nor a submit button.
+ *
+ * @param $data
+ * The current configuration for this crop effect.
+ */
+function image_crop_form($data) {
+ $data += array(
+ 'width' => '',
+ 'height' => '',
+ 'anchor' => 'center-center',
+ );
+
+ $form = image_resize_form($data);
+ $form['anchor'] = array(
+ '#type' => 'radios',
+ '#title' => t('Anchor'),
+ '#options' => array(
+ 'left-top' => t('Top') . ' ' . t('Left'),
+ 'center-top' => t('Top') . ' ' . t('Center'),
+ 'right-top' => t('Top') . ' ' . t('Right'),
+ 'left-center' => t('Center') . ' ' . t('Left'),
+ 'center-center' => t('Center'),
+ 'right-center' => t('Center') . ' ' . t('Right'),
+ 'left-bottom' => t('Bottom') . ' ' . t('Left'),
+ 'center-bottom' => t('Bottom') . ' ' . t('Center'),
+ 'right-bottom' => t('Bottom') . ' ' . t('Right'),
+ ),
+ '#theme' => 'image_anchor',
+ '#default_value' => $data['anchor'],
+ '#description' => t('The part of the image that will be retained during the crop.'),
+ );
+
+ return $form;
+}
+
+/**
+ * Form structure for the image rotate form.
+ *
+ * Note that this is not a complete form, it only contains the portion of the
+ * form for configuring the rotate options. Therefore it does not not need to
+ * include metadata about the effect, nor a submit button.
+ *
+ * @param $data
+ * The current configuration for this rotate effect.
+ */
+function image_rotate_form($data) {
+ $form['degrees'] = array(
+ '#type' => 'textfield',
+ '#default_value' => (isset($data['degrees'])) ? $data['degrees'] : 0,
+ '#title' => t('Rotation angle'),
+ '#description' => t('The number of degrees the image should be rotated. Positive numbers are clockwise, negative are counter-clockwise.'),
+ '#field_suffix' => '&deg;',
+ '#required' => TRUE,
+ '#size' => 6,
+ '#maxlength' => 4,
+ '#element_validate' => array('image_effect_integer_validate'),
+ '#allow_negative' => TRUE,
+ );
+ $form['bgcolor'] = array(
+ '#type' => 'textfield',
+ '#default_value' => (isset($data['bgcolor'])) ? $data['bgcolor'] : '#FFFFFF',
+ '#title' => t('Background color'),
+ '#description' => t('The background color to use for exposed areas of the image. Use web-style hex colors (#FFFFFF for white, #000000 for black). Leave blank for transparency on image types that support it.'),
+ '#size' => 7,
+ '#maxlength' => 7,
+ '#element_validate' => array('image_effect_color_validate'),
+ );
+ $form['random'] = array(
+ '#type' => 'checkbox',
+ '#default_value' => (isset($data['random'])) ? $data['random'] : 0,
+ '#title' => t('Randomize'),
+ '#description' => t('Randomize the rotation angle for each image. The angle specified above is used as a maximum.'),
+ );
+ return $form;
+}
+
+/**
+ * Returns HTML for the page containing the list of image styles.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - styles: An array of all the image styles returned by image_get_styles().
+ *
+ * @see image_get_styles()
+ * @ingroup themeable
+ */
+function theme_image_style_list($variables) {
+ $styles = $variables['styles'];
+
+ $header = array(t('Style name'), t('Settings'), array('data' => t('Operations'), 'colspan' => 3));
+ $rows = array();
+ foreach ($styles as $style) {
+ $row = array();
+ $row[] = l($style['label'], 'admin/config/media/image-styles/edit/' . $style['name']);
+ $link_attributes = array(
+ 'attributes' => array(
+ 'class' => array('image-style-link'),
+ ),
+ );
+ if ($style['storage'] == IMAGE_STORAGE_NORMAL) {
+ $row[] = t('Custom');
+ $row[] = l(t('edit'), 'admin/config/media/image-styles/edit/' . $style['name'], $link_attributes);
+ $row[] = l(t('delete'), 'admin/config/media/image-styles/delete/' . $style['name'], $link_attributes);
+ }
+ elseif ($style['storage'] == IMAGE_STORAGE_OVERRIDE) {
+ $row[] = t('Overridden');
+ $row[] = l(t('edit'), 'admin/config/media/image-styles/edit/' . $style['name'], $link_attributes);
+ $row[] = l(t('revert'), 'admin/config/media/image-styles/revert/' . $style['name'], $link_attributes);
+ }
+ else {
+ $row[] = t('Default');
+ $row[] = l(t('edit'), 'admin/config/media/image-styles/edit/' . $style['name'], $link_attributes);
+ $row[] = '';
+ }
+ $rows[] = $row;
+ }
+
+ if (empty($rows)) {
+ $rows[] = array(array(
+ 'colspan' => 4,
+ 'data' => t('There are currently no styles. <a href="!url">Add a new one</a>.', array('!url' => url('admin/config/media/image-styles/add'))),
+ ));
+ }
+
+ return theme('table', array('header' => $header, 'rows' => $rows));
+}
+
+/**
+ * Returns HTML for a listing of the effects within a specific image style.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - form: A render element representing the form.
+ *
+ * @ingroup themeable
+ */
+function theme_image_style_effects($variables) {
+ $form = $variables['form'];
+
+ $rows = array();
+
+ foreach (element_children($form) as $key) {
+ $row = array();
+ $form[$key]['weight']['#attributes']['class'] = array('image-effect-order-weight');
+ if (is_numeric($key)) {
+ $summary = drupal_render($form[$key]['summary']);
+ $row[] = drupal_render($form[$key]['label']) . (empty($summary) ? '' : ' ' . $summary);
+ $row[] = drupal_render($form[$key]['weight']);
+ $row[] = drupal_render($form[$key]['configure']);
+ $row[] = drupal_render($form[$key]['remove']);
+ }
+ else {
+ // Add the row for adding a new image effect.
+ $row[] = '<div class="image-style-new">' . drupal_render($form['new']['new']) . drupal_render($form['new']['add']) . '</div>';
+ $row[] = drupal_render($form['new']['weight']);
+ $row[] = array('data' => '', 'colspan' => 2);
+ }
+
+ if (!isset($form[$key]['#access']) || $form[$key]['#access']) {
+ $rows[] = array(
+ 'data' => $row,
+ 'class' => !empty($form[$key]['weight']['#access']) || $key == 'new' ? array('draggable') : array(),
+ );
+ }
+ }
+
+ $header = array(
+ t('Effect'),
+ t('Weight'),
+ array('data' => t('Operations'), 'colspan' => 2),
+ );
+
+ if (count($rows) == 1 && $form['new']['#access']) {
+ array_unshift($rows, array(array(
+ 'data' => t('There are currently no effects in this style. Add one by selecting an option below.'),
+ 'colspan' => 4,
+ )));
+ }
+
+ $output = theme('table', array('header' => $header, 'rows' => $rows, 'attributes' => array('id' => 'image-style-effects')));
+ drupal_add_tabledrag('image-style-effects', 'order', 'sibling', 'image-effect-order-weight');
+ return $output;
+}
+
+/**
+ * Returns HTML for a preview of an image style.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - style: The image style array being previewed.
+ *
+ * @ingroup themeable
+ */
+function theme_image_style_preview($variables) {
+ $style = $variables['style'];
+
+ $sample_image = variable_get('image_style_preview_image', drupal_get_path('module', 'image') . '/sample.png');
+ $sample_width = 160;
+ $sample_height = 160;
+
+ // Set up original file information.
+ $original_path = $sample_image;
+ $original_image = image_get_info($original_path);
+ if ($original_image['width'] > $original_image['height']) {
+ $original_width = min($original_image['width'], $sample_width);
+ $original_height = round($original_width / $original_image['width'] * $original_image['height']);
+ }
+ else {
+ $original_height = min($original_image['height'], $sample_height);
+ $original_width = round($original_height / $original_image['height'] * $original_image['width']);
+ }
+ $original_attributes = array_intersect_key($original_image, array('width' => '', 'height' => ''));
+ $original_attributes['style'] = 'width: ' . $original_width . 'px; height: ' . $original_height . 'px;';
+
+ // Set up preview file information.
+ $preview_file = image_style_path($style['name'], $original_path);
+ if (!file_exists($preview_file)) {
+ image_style_create_derivative($style, $original_path, $preview_file);
+ }
+ $preview_image = image_get_info($preview_file);
+ if ($preview_image['width'] > $preview_image['height']) {
+ $preview_width = min($preview_image['width'], $sample_width);
+ $preview_height = round($preview_width / $preview_image['width'] * $preview_image['height']);
+ }
+ else {
+ $preview_height = min($preview_image['height'], $sample_height);
+ $preview_width = round($preview_height / $preview_image['height'] * $preview_image['width']);
+ }
+ $preview_attributes = array_intersect_key($preview_image, array('width' => '', 'height' => ''));
+ $preview_attributes['style'] = 'width: ' . $preview_width . 'px; height: ' . $preview_height . 'px;';
+
+ // In the previews, timestamps are added to prevent caching of images.
+ $output = '<div class="image-style-preview preview clearfix">';
+
+ // Build the preview of the original image.
+ $original_url = file_create_url($original_path);
+ $output .= '<div class="preview-image-wrapper">';
+ $output .= t('original') . ' (' . l(t('view actual size'), $original_url) . ')';
+ $output .= '<div class="preview-image original-image" style="' . $original_attributes['style'] . '">';
+ $output .= '<a href="' . $original_url . '">' . theme('image', array('path' => $original_path, 'alt' => t('Sample original image'), 'title' => '', 'attributes' => $original_attributes)) . '</a>';
+ $output .= '<div class="height" style="height: ' . $original_height . 'px"><span>' . $original_image['height'] . 'px</span></div>';
+ $output .= '<div class="width" style="width: ' . $original_width . 'px"><span>' . $original_image['width'] . 'px</span></div>';
+ $output .= '</div>'; // End preview-image.
+ $output .= '</div>'; // End preview-image-wrapper.
+
+ // Build the preview of the image style.
+ $preview_url = file_create_url($preview_file) . '?cache_bypass=' . REQUEST_TIME;
+ $output .= '<div class="preview-image-wrapper">';
+ $output .= check_plain($style['label']) . ' (' . l(t('view actual size'), file_create_url($preview_file) . '?' . time()) . ')';
+ $output .= '<div class="preview-image modified-image" style="' . $preview_attributes['style'] . '">';
+ $output .= '<a href="' . file_create_url($preview_file) . '?' . time() . '">' . theme('image', array('path' => $preview_url, 'alt' => t('Sample modified image'), 'title' => '', 'attributes' => $preview_attributes)) . '</a>';
+ $output .= '<div class="height" style="height: ' . $preview_height . 'px"><span>' . $preview_image['height'] . 'px</span></div>';
+ $output .= '<div class="width" style="width: ' . $preview_width . 'px"><span>' . $preview_image['width'] . 'px</span></div>';
+ $output .= '</div>'; // End preview-image.
+ $output .= '</div>'; // End preview-image-wrapper.
+
+ $output .= '</div>'; // End image-style-preview.
+
+ return $output;
+}
+
+/**
+ * Returns HTML for a 3x3 grid of checkboxes for image anchors.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - element: A render element containing radio buttons.
+ *
+ * @ingroup themeable
+ */
+function theme_image_anchor($variables) {
+ $element = $variables['element'];
+
+ $rows = array();
+ $row = array();
+ foreach (element_children($element) as $n => $key) {
+ $element[$key]['#attributes']['title'] = $element[$key]['#title'];
+ unset($element[$key]['#title']);
+ $row[] = drupal_render($element[$key]);
+ if ($n % 3 == 3 - 1) {
+ $rows[] = $row;
+ $row = array();
+ }
+ }
+
+ return theme('table', array('header' => array(), 'rows' => $rows, 'attributes' => array('class' => array('image-anchor'))));
+}
+
+/**
+ * Returns HTML for a summary of an image resize effect.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - data: The current configuration for this resize effect.
+ *
+ * @ingroup themeable
+ */
+function theme_image_resize_summary($variables) {
+ $data = $variables['data'];
+
+ if ($data['width'] && $data['height']) {
+ return check_plain($data['width']) . 'x' . check_plain($data['height']);
+ }
+ else {
+ return ($data['width']) ? t('width @width', array('@width' => $data['width'])) : t('height @height', array('@height' => $data['height']));
+ }
+}
+
+/**
+ * Returns HTML for a summary of an image scale effect.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - data: The current configuration for this scale effect.
+ *
+ * @ingroup themeable
+ */
+function theme_image_scale_summary($variables) {
+ $data = $variables['data'];
+ return theme('image_resize_summary', array('data' => $data)) . ' ' . ($data['upscale'] ? '(' . t('upscaling allowed') . ')' : '');
+}
+
+/**
+ * Returns HTML for a summary of an image crop effect.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - data: The current configuration for this crop effect.
+ *
+ * @ingroup themeable
+ */
+function theme_image_crop_summary($variables) {
+ return theme('image_resize_summary', $variables);
+}
+
+/**
+ * Returns HTML for a summary of an image rotate effect.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - data: The current configuration for this rotate effect.
+ *
+ * @ingroup themeable
+ */
+function theme_image_rotate_summary($variables) {
+ $data = $variables['data'];
+ return ($data['random']) ? t('random between -@degrees&deg and @degrees&deg', array('@degrees' => str_replace('-', '', $data['degrees']))) : t('@degrees&deg', array('@degrees' => $data['degrees']));
+}