- Patch #172835 by Crell: split up aggregator module.

1 files changed, 312 insertions, 0 deletions

diff --git a/modules/aggregator/aggregator.admin.inc b/modules/aggregator/aggregator.admin.inc
new file mode 100644
index 000000000..a3eb82add
--- /dev/null
+++ b/modules/aggregator/aggregator.admin.inc
@@ -0,0 +1,312 @@
+<?php
+// $Id$
+
+/**
+ * @file
+ * Admin page callbacks for the aggregator module.
+ */
+
+/**
+ * Menu callback; displays the aggregator administration page.
+ */
+function aggregator_admin_overview() {
+  return aggregator_view();
+}
+
+function aggregator_view() {
+  $result = db_query('SELECT f.*, COUNT(i.iid) AS items FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.url, f.refresh, f.checked, f.link, f.description, f.etag, f.modified, f.image, f.block ORDER BY f.title');
+
+  $output = '<h3>'. t('Feed overview') .'</h3>';
+
+  $header = array(t('Title'), t('Items'), t('Last update'), t('Next update'), array('data' => t('Operations'), 'colspan' => '3'));
+  $rows = array();
+  while ($feed = db_fetch_object($result)) {
+    $rows[] = array(l($feed->title, "aggregator/sources/$feed->fid"), format_plural($feed->items, '1 item', '@count items'), ($feed->checked ? t('@time ago', array('@time' => format_interval(time() - $feed->checked))) : t('never')), ($feed->checked ? t('%time left', array('%time' => format_interval($feed->checked + $feed->refresh - time()))) : t('never')), l(t('edit'), "admin/content/aggregator/edit/feed/$feed->fid"), l(t('remove items'), "admin/content/aggregator/remove/$feed->fid"), l(t('update items'), "admin/content/aggregator/update/$feed->fid"));
+  }
+  $output .= theme('table', $header, $rows);
+
+  $result = db_query('SELECT c.cid, c.title, count(ci.iid) as items FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid GROUP BY c.cid, c.title ORDER BY title');
+
+  $output .= '<h3>'. t('Category overview') .'</h3>';
+
+  $header = array(t('Title'), t('Items'), t('Operations'));
+  $rows = array();
+  while ($category = db_fetch_object($result)) {
+    $rows[] = array(l($category->title, "aggregator/categories/$category->cid"), format_plural($category->items, '1 item', '@count items'), l(t('edit'), "admin/content/aggregator/edit/category/$category->cid"));
+  }
+  $output .= theme('table', $header, $rows);
+
+  return $output;
+}
+
+/**
+ * Form builder; Generate a form to add/edit feed sources.
+ *
+ * @ingroup forms
+ * @see aggregator_form_feed_validate().
+ * @see aggregator_form_feed_submit().
+ */
+function aggregator_form_feed(&$form_state, $edit = array('refresh' => 900, 'title' => '', 'url' => '', 'fid' => NULL)) {
+  $period = drupal_map_assoc(array(900, 1800, 3600, 7200, 10800, 21600, 32400, 43200, 64800, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
+
+  if ($edit['refresh'] == '') {
+    $edit['refresh'] = 3600;
+  }
+
+  $form['title'] = array('#type' => 'textfield',
+    '#title' => t('Title'),
+    '#default_value' => $edit['title'],
+    '#maxlength' => 255,
+    '#description' => t('The name of the feed; typically the name of the website you syndicate content from.'),
+    '#required' => TRUE,
+  );
+  $form['url'] = array('#type' => 'textfield',
+    '#title' => t('URL'),
+    '#default_value' => $edit['url'],
+    '#maxlength' => 255,
+    '#description' => t('The fully-qualified URL of the feed.'),
+    '#required' => TRUE,
+  );
+  $form['refresh'] = array('#type' => 'select',
+    '#title' => t('Update interval'),
+    '#default_value' => $edit['refresh'],
+    '#options' => $period,
+    '#description' => t('The refresh interval indicating how often you want to update this feed. Requires crontab.'),
+  );
+
+  // Handling of categories:
+  $options = array();
+  $values = array();
+  $categories = db_query('SELECT c.cid, c.title, f.fid FROM {aggregator_category} c LEFT JOIN {aggregator_category_feed} f ON c.cid = f.cid AND f.fid = %d ORDER BY title', $edit['fid']);
+  while ($category = db_fetch_object($categories)) {
+    $options[$category->cid] = check_plain($category->title);
+    if ($category->fid) $values[] = $category->cid;
+  }
+  if ($options) {
+    $form['category'] = array('#type' => 'checkboxes',
+      '#title' => t('Categorize news items'),
+      '#default_value' => $values,
+      '#options' => $options,
+      '#description' => t('New items in this feed will be automatically filed in the checked categories as they are received.'),
+    );
+  }
+  $form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
+
+  if ($edit['fid']) {
+    $form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
+    $form['fid'] = array('#type' => 'hidden', '#value' => $edit['fid']);
+  }
+
+  return $form;
+}
+
+
+/**
+ * Validate aggregator_form_feed form submissions.
+ */
+function aggregator_form_feed_validate($form, &$form_state) {
+  if ($form_state['values']['op'] == t('Save')) {
+    // Ensure URL is valid.
+    if (!valid_url($form_state['values']['url'], TRUE)) {
+      form_set_error('url', t('The URL %url is invalid. Please enter a fully-qualified URL, such as http://www.example.com/feed.xml.', array('%url' => $form_state['values']['url'])));
+    }
+    // Check for duplicate titles.
+    if (isset($form_state['values']['fid'])) {
+      $result = db_query("SELECT title, url FROM {aggregator_feed} WHERE (title = '%s' OR url='%s') AND fid != %d", $form_state['values']['title'], $form_state['values']['url'], $form_state['values']['fid']);
+    }
+    else {
+      $result = db_query("SELECT title, url FROM {aggregator_feed} WHERE title = '%s' OR url='%s'", $form_state['values']['title'], $form_state['values']['url']);
+    }
+    while ($feed = db_fetch_object($result)) {
+      if (strcasecmp($feed->title, $form_state['values']['title']) == 0) {
+        form_set_error('title', t('A feed named %feed already exists. Please enter a unique title.', array('%feed' => $form_state['values']['title'])));
+      }
+      if (strcasecmp($feed->url, $form_state['values']['url']) == 0) {
+        form_set_error('url', t('A feed with this URL %url already exists. Please enter a unique URL.', array('%url' => $form_state['values']['url'])));
+      }
+    }
+  }
+}
+
+/**
+ * Process aggregator_form_feed form submissions.
+ * @todo Add delete confirmation dialog.
+ */
+function aggregator_form_feed_submit($form, &$form_state) {
+  if ($form_state['values']['op'] == t('Delete')) {
+    $title = $form_state['values']['title'];
+    // Unset the title:
+    unset($form_state['values']['title']);
+  }
+  aggregator_save_feed($form_state['values']);
+  if (isset($form_state['values']['fid'])) {
+    if (isset($form_state['values']['title'])) {
+      drupal_set_message(t('The feed %feed has been updated.', array('%feed' => $form_state['values']['title'])));
+      if (arg(0) == 'admin') {
+        $form_state['redirect'] = 'admin/content/aggregator/';
+        return;
+      }
+      else {
+        $form_state['redirect'] = 'aggregator/sources/'. $form_state['values']['fid'];
+        return;
+      }
+    }
+    else {
+      watchdog('aggregator', 'Feed %feed deleted.', array('%feed' => $title));
+      drupal_set_message(t('The feed %feed has been deleted.', array('%feed' => $title)));
+      if (arg(0) == 'admin') {
+        $form_state['redirect'] = 'admin/content/aggregator/';
+        return;
+      }
+      else {
+        $form_state['redirect'] = 'aggregator/sources/';
+        return;
+      }
+    }
+  }
+  else {
+    watchdog('aggregator', 'Feed %feed added.', array('%feed' => $form_state['values']['title']), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
+    drupal_set_message(t('The feed %feed has been added.', array('%feed' => $form_state['values']['title'])));
+  }
+}
+
+/**
+ * Menu callback; removes all items from a feed, then redirects to the overview page.
+ */
+function aggregator_admin_remove_feed($feed) {
+  aggregator_remove($feed);
+  drupal_goto('admin/content/aggregator');
+}
+
+/**
+ * Menu callback; refreshes a feed, then redirects to the overview page.
+ */
+function aggregator_admin_refresh_feed($feed) {
+  aggregator_refresh($feed);
+  drupal_goto('admin/content/aggregator');
+}
+
+/**
+ * Form builder; Configure the aggregator system.
+ *
+ * @ingroup forms
+ * @see system_settings_form().
+ */
+function aggregator_admin_settings() {
+  $items = array(0 => t('none')) + drupal_map_assoc(array(3, 5, 10, 15, 20, 25), '_aggregator_items');
+  $period = drupal_map_assoc(array(3600, 10800, 21600, 32400, 43200, 86400, 172800, 259200, 604800, 1209600, 2419200, 4838400, 9676800), 'format_interval');
+
+  $form['aggregator_allowed_html_tags'] = array(
+    '#type' => 'textfield', '#title' => t('Allowed HTML tags'), '#size' => 80, '#maxlength' => 255,
+    '#default_value' => variable_get('aggregator_allowed_html_tags', '<a> <b> <br> <dd> <dl> <dt> <em> <i> <li> <ol> <p> <strong> <u> <ul>'),
+    '#description' => t('The list of tags which are allowed in feeds, i.e., which will not be removed by Drupal.')
+  );
+
+  $form['aggregator_summary_items'] = array(
+    '#type' => 'select', '#title' => t('Items shown in sources and categories pages') ,
+    '#default_value' => variable_get('aggregator_summary_items', 3), '#options' => $items,
+    '#description' =>  t('The number of items which will be shown with each feed or category in the feed and category summary pages.')
+  );
+
+  $form['aggregator_clear'] = array(
+    '#type' => 'select', '#title' => t('Discard news items older than'),
+    '#default_value' => variable_get('aggregator_clear', 9676800), '#options' => $period,
+    '#description' => t('Older news items will be automatically discarded. Requires crontab.')
+  );
+
+  $form['aggregator_category_selector'] = array(
+    '#type' => 'radios', '#title' => t('Category selection type'), '#default_value' => variable_get('aggregator_category_selector', 'checkboxes'),
+    '#options' => array('checkboxes' => t('checkboxes'), 'select' => t('multiple selector')),
+    '#description' => t('The type of category selection widget which is shown on categorization pages. Checkboxes are easier to use; a multiple selector is good for working with large numbers of categories.')
+  );
+
+  return system_settings_form($form);
+}
+
+/**
+ * Form builder; Generate a form to add/edit/delete aggregator categories.
+ *
+ * @ingroup forms
+ * @see aggregator_form_category_validate().
+ * @see aggregator_form_category_submit().
+ */
+function aggregator_form_category(&$form_state, $edit = array('title' => '', 'description' => '', 'cid' => NULL)) {
+  $form['title'] = array('#type' => 'textfield',
+    '#title' => t('Title'),
+    '#default_value' => $edit['title'],
+    '#maxlength' => 64,
+    '#required' => TRUE,
+  );
+  $form['description'] = array('#type' => 'textarea',
+    '#title' => t('Description'),
+    '#default_value' => $edit['description'],
+  );
+  $form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
+
+  if ($edit['cid']) {
+    $form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
+    $form['cid'] = array('#type' => 'hidden', '#value' => $edit['cid']);
+  }
+
+  return $form;
+}
+
+/**
+ * Validate aggregator_form_feed form submissions.
+ */
+function aggregator_form_category_validate($form, &$form_state) {
+  if ($form_state['values']['op'] == t('Save')) {
+    // Check for duplicate titles
+    if (isset($form_state['values']['cid'])) {
+      $category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s' AND cid != %d", $form_state['values']['title'], $form_state['values']['cid']));
+    }
+    else {
+      $category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s'", $form_state['values']['title']));
+    }
+    if ($category) {
+      form_set_error('title', t('A category named %category already exists. Please enter a unique title.', array('%category' => $form_state['values']['title'])));
+    }
+  }
+}
+
+/**
+ * Process aggregator_form_category form submissions.
+ * @todo Add delete confirmation dialog.
+ */
+function aggregator_form_category_submit($form, &$form_state) {
+  if ($form_state['values']['op'] == t('Delete')) {
+    $title = $form_state['values']['title'];
+    // Unset the title:
+    unset($form_state['values']['title']);
+  }
+  aggregator_save_category($form_state['values']);
+  if (isset($form_state['values']['cid'])) {
+    if (isset($form_state['values']['title'])) {
+      drupal_set_message(t('The category %category has been updated.', array('%category' => $form_state['values']['title'])));
+      if (arg(0) == 'admin') {
+        $form_state['redirect'] = 'admin/content/aggregator/';
+        return;
+      }
+      else {
+        $form_state['redirect'] = 'aggregator/categories/'. $form_state['values']['cid'];
+        return;
+      }
+    }
+    else {
+      watchdog('aggregator', 'Category %category deleted.', array('%category' => $title));
+      drupal_set_message(t('The category %category has been deleted.', array('%category' => $title)));
+      if (arg(0) == 'admin') {
+        $form_state['redirect'] = 'admin/content/aggregator/';
+        return;
+      }
+      else {
+        $form_state['redirect'] = 'aggregator/categories/';
+        return;
+      }
+    }
+  }
+  else {
+    watchdog('aggregator', 'Category %category added.', array('%category' => $form_state['values']['title']), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
+    drupal_set_message(t('The category %category has been added.', array('%category' => $form_state['values']['title'])));
+  }
+}