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-rw-r--r--mod/blog/actions/blog/save.php177
1 files changed, 177 insertions, 0 deletions
diff --git a/mod/blog/actions/blog/save.php b/mod/blog/actions/blog/save.php
new file mode 100644
index 000000000..070c96398
--- /dev/null
+++ b/mod/blog/actions/blog/save.php
@@ -0,0 +1,177 @@
+<?php
+/**
+ * Save blog entity
+ *
+ * @package Blog
+ */
+
+// start a new sticky form session in case of failure
+elgg_make_sticky_form('blog');
+
+// save or preview
+$save = (bool)get_input('save');
+
+// store errors to pass along
+$error = FALSE;
+$error_forward_url = REFERER;
+$user = elgg_get_logged_in_user_entity();
+
+// edit or create a new entity
+$guid = get_input('guid');
+
+if ($guid) {
+ $entity = get_entity($guid);
+ if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
+ $blog = $entity;
+ } else {
+ register_error(elgg_echo('blog:error:post_not_found'));
+ forward(get_input('forward', REFERER));
+ }
+
+ // save some data for revisions once we save the new edit
+ $revision_text = $blog->description;
+ $new_post = $blog->new_post;
+} else {
+ $blog = new ElggBlog();
+ $blog->subtype = 'blog';
+ $new_post = TRUE;
+}
+
+// set the previous status for the hooks to update the time_created and river entries
+$old_status = $blog->status;
+
+// set defaults and required values.
+$values = array(
+ 'title' => '',
+ 'description' => '',
+ 'status' => 'draft',
+ 'access_id' => ACCESS_DEFAULT,
+ 'comments_on' => 'On',
+ 'excerpt' => '',
+ 'tags' => '',
+ 'container_guid' => (int)get_input('container_guid'),
+);
+
+// fail if a required entity isn't set
+$required = array('title', 'description');
+
+// load from POST and do sanity and access checking
+foreach ($values as $name => $default) {
+ if ($name === 'title') {
+ $value = htmlspecialchars(get_input('title', $default, false), ENT_QUOTES, 'UTF-8');
+ } else {
+ $value = get_input($name, $default);
+ }
+
+ if (in_array($name, $required) && empty($value)) {
+ $error = elgg_echo("blog:error:missing:$name");
+ }
+
+ if ($error) {
+ break;
+ }
+
+ switch ($name) {
+ case 'tags':
+ if ($value) {
+ $values[$name] = string_to_tag_array($value);
+ } else {
+ unset ($values[$name]);
+ }
+ break;
+
+ case 'excerpt':
+ if ($value) {
+ $values[$name] = elgg_get_excerpt($value);
+ }
+ break;
+
+ case 'container_guid':
+ // this can't be empty or saving the base entity fails
+ if (!empty($value)) {
+ if (can_write_to_container($user->getGUID(), $value)) {
+ $values[$name] = $value;
+ } else {
+ $error = elgg_echo("blog:error:cannot_write_to_container");
+ }
+ } else {
+ unset($values[$name]);
+ }
+ break;
+
+ // don't try to set the guid
+ case 'guid':
+ unset($values['guid']);
+ break;
+
+ default:
+ $values[$name] = $value;
+ break;
+ }
+}
+
+// if preview, force status to be draft
+if ($save == false) {
+ $values['status'] = 'draft';
+}
+
+// assign values to the entity, stopping on error.
+if (!$error) {
+ foreach ($values as $name => $value) {
+ if (FALSE === ($blog->$name = $value)) {
+ $error = elgg_echo('blog:error:cannot_save' . "$name=$value");
+ break;
+ }
+ }
+}
+
+// only try to save base entity if no errors
+if (!$error) {
+ if ($blog->save()) {
+ // remove sticky form entries
+ elgg_clear_sticky_form('blog');
+
+ // remove autosave draft if exists
+ $blog->deleteAnnotations('blog_auto_save');
+
+ // no longer a brand new post.
+ $blog->deleteMetadata('new_post');
+
+ // if this was an edit, create a revision annotation
+ if (!$new_post && $revision_text) {
+ $blog->annotate('blog_revision', $revision_text);
+ }
+
+ system_message(elgg_echo('blog:message:saved'));
+
+ $status = $blog->status;
+
+ // add to river if changing status or published, regardless of new post
+ // because we remove it for drafts.
+ if (($new_post || $old_status == 'draft') && $status == 'published') {
+ add_to_river('river/object/blog/create', 'create', $blog->owner_guid, $blog->getGUID());
+
+ if ($guid) {
+ $blog->time_created = time();
+ $blog->save();
+ }
+ } elseif ($old_status == 'published' && $status == 'draft') {
+ elgg_delete_river(array(
+ 'object_guid' => $blog->guid,
+ 'action_type' => 'create',
+ ));
+ }
+
+ if ($blog->status == 'published' || $save == false) {
+ forward($blog->getURL());
+ } else {
+ forward("blog/edit/$blog->guid");
+ }
+ } else {
+ register_error(elgg_echo('blog:error:cannot_save'));
+ forward($error_forward_url);
+ }
+} else {
+ register_error($error);
+ forward($error_forward_url);
+}