Add multipaste queue

Signed-off-by: Florian Pritz <bluewind@xinu.at>

4 files changed, 231 insertions, 0 deletions

diff --git a/application/config/routes.php b/application/config/routes.php
index 9583ff37c..f44f283f0 100644
--- a/application/config/routes.php
+++ b/application/config/routes.php
@@ -40,6 +40,7 @@
 
 $route['default_controller'] = "file/file_default";
 $route['user/(:any)'] = "user/$1";
+$route['file/multipaste/(:any)'] = "file/multipaste/$1";
 $route['file/(:any)'] = "file/file_default/$1";
 $route['tools/(:any)'] = "tools/$1";
 $route['api/(:any)'] = "api/route/$1";
diff --git a/application/controllers/file/multipaste.php b/application/controllers/file/multipaste.php
new file mode 100644
index 000000000..00efb2403
--- /dev/null
+++ b/application/controllers/file/multipaste.php
@@ -0,0 +1,113 @@
+<?php
+/*
+ * Copyright 2016 Florian "Bluewind" Pritz <bluewind@server-speed.net>
+ *
+ * Licensed under AGPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+class Multipaste extends MY_Controller {
+
+	function __construct() {
+		parent::__construct();
+
+		$this->load->model('mfile');
+		$this->load->model('mmultipaste');
+	}
+
+	public function append_multipaste_queue() {
+		$this->muser->require_access("basic");
+
+		$ids = $this->input->post("ids");
+		if ($ids === false) {
+			$ids = [];
+		}
+
+		$m = new \service\multipaste_queue();
+		$m->append($ids);
+
+		redirect("file/multipaste/queue");
+	}
+
+	public function review_multipaste() {
+		$this->muser->require_access("basic");
+
+		$this->load->view('header', $this->data);
+		$this->load->view('file/review_multipaste', $this->data);
+		$this->load->view('footer', $this->data);
+	}
+
+	public function queue() {
+		$this->muser->require_access("basic");
+
+		$m = new \service\multipaste_queue();
+		$ids = $m->get();
+
+		$this->data['ids'] = $ids;
+		$this->data['items'] = array_map(function($id) {return $this->_get_multipaste_item($id);}, $ids);
+
+		$this->load->view('header', $this->data);
+		$this->load->view('file/multipaste/queue', $this->data);
+		$this->load->view('footer', $this->data);
+	}
+
+	public function form_submit() {
+		$this->muser->require_access("basic");
+
+		$ids = $this->input->post('ids');
+		$process = $this->input->post('process');
+
+		if ($ids === false) {
+			$ids = [];
+		}
+
+		$m = new \service\multipaste_queue();
+		$m->set($ids);
+
+		$dispatcher = [
+			'save' => function() use ($ids, $m) {
+				redirect("file/multipaste/queue");
+			},
+			'create' => function() use ($ids, $m) {
+				$userid = $this->muser->get_userid();
+				$limits = $this->muser->get_upload_id_limits();
+				$ret = \service\files::create_multipaste($ids, $userid, $limits);
+				$m->set([]);
+				redirect($ret['url_id']);
+			},
+		];
+
+		if (isset($dispatcher[$process])) {
+			$dispatcher[$process]();
+		} else {
+			throw new \exceptions\UserInputException("file/multipaste/form_submit/invalid-process-value", "Value in process field not found in dispatch table");
+		}
+	}
+
+	public function ajax_submit() {
+		$this->muser->require_access("basic");
+		$ids = $this->input->post('ids');
+
+		if ($ids === false) {
+			$ids = [];
+		}
+
+		$m = new \service\multipaste_queue();
+		$m->set($ids);
+	}
+
+	private function _get_multipaste_item($id) {
+		$filedata = $this->mfile->get_filedata($id);
+		$item = [];
+		$item['id'] = $filedata['id'];
+		$item['tooltip'] = \service\files::tooltip($filedata);
+		$item['title'] = $filedata['filename'];
+		if (\libraries\Image::type_supported($filedata["mimetype"])) {
+			$item['thumbnail'] = site_url("file/thumbnail/".$filedata['id']);
+		}
+
+		return $item;
+	}
+
+}
diff --git a/application/service/multipaste_queue.php b/application/service/multipaste_queue.php
new file mode 100644
index 000000000..1836eeacb
--- /dev/null
+++ b/application/service/multipaste_queue.php
@@ -0,0 +1,85 @@
+<?php
+/*
+ * Copyright 2016 Florian "Bluewind" Pritz <bluewind@server-speed.net>
+ *
+ * Licensed under AGPLv3
+ * (see COPYING for full license text)
+ *
+ */
+
+namespace service;
+
+class multipaste_queue {
+
+	public function __construct() {
+		$CI =& get_instance();
+		$CI->load->model("mfile");
+		$CI->load->model("mmultipaste");
+		$this->session = $CI->session;
+		$this->mfile = $CI->mfile;
+		$this->mmultipaste = $CI->mmultipaste;
+	}
+
+	/**
+	 * Append ids to the queue
+	 *
+	 * @param array ids
+	 * @return void
+	 */
+	public function append(array $ids) {
+		$old_ids = $this->get();
+
+		$old_ids = $this->get();
+
+		# replace multipaste ids with their corresponding paste ids
+		$ids = array_map(function($id) {return array_values($this->resolve_multipaste($id));}, $ids);
+		$ids = array_reduce($ids, function($a, $b) {return array_merge($a, $b);}, []);
+
+		$ids = array_unique(array_merge($old_ids, $ids));
+		$this->set($ids);
+	}
+
+	/**
+	 * Return array of ids in a multipaste if the argument id is a multipaste.
+	 * Otherwise return an array containing just the argument id.
+	 *
+	 * @param id
+	 * @return array of ids
+	 */
+	private function  resolve_multipaste($id) {
+		if (strpos($id, "m-") === 0) {
+			if ($this->mmultipaste->valid_id($id)) {
+				return array_map(function($filedata) {return $filedata['id'];}, $this->mmultipaste->get_files($id));
+			}
+		}
+		return [$id];
+	}
+
+	/**
+	 * Get the queue
+	 *
+	 * @return array of ids
+	 */
+	public function get() {
+		$ids = $this->session->userdata("multipaste_queue");
+		if ($ids === false) {
+			$ids = [];
+		}
+
+		assert(is_array($ids));
+		return $ids;
+	}
+
+	/**
+	 * Set the queue to $ids
+	 *
+	 * @param array ids
+	 * @return void
+	 */
+	public function set(array $ids) {
+		$ids = array_filter($ids, function($id) {return $this->mfile->valid_id($id);});
+
+		$this->session->set_userdata("multipaste_queue", $ids);
+	}
+
+}
diff --git a/application/views/file/multipaste/queue.php b/application/views/file/multipaste/queue.php
new file mode 100644
index 000000000..3f42b3cdf
--- /dev/null
+++ b/application/views/file/multipaste/queue.php
@@ -0,0 +1,32 @@
+<div class="multipasteQueue">
+	<?php echo form_open("file/multipaste/form_submit", ["data-ajax_url" => site_url("file/multipaste/ajax_submit")]); ?>
+		<div class="items"><!--
+			<?php foreach ($items as $item) {?>
+				--><div data-id="<?php echo $item['id']; ?>">
+					<input type="hidden" name="ids[<?php echo $item['id']; ?>]" value="<?php echo $item['id']; ?>">
+					<div class='item'>
+						<?php if (isset($item['thumbnail'])) { ?>
+							<img
+								src="<?php echo $item['thumbnail']; ?>"
+								title="<?php echo $item['title']; ?>"
+								data-content="<?php echo $item['tooltip']; ?>">
+						<?php } else { ?>
+							<div>
+								<?php echo $item['title']; ?><br>
+								<?php echo $item['tooltip']; ?>
+							</div>
+						<?php } ?>
+					</div>
+					<button class='multipaste_queue_delete btn-danger btn btn-xs'>Remove</button>
+				</div><!--
+			<?php } ?>
+		--></div>
+		<button type="submit" class="btn btn-default" name="process" value="save">
+			<div class="ajaxFeedback" style="display: none">
+				<span class="glyphicon glyphicon-refresh spinning"></span>
+			</div>
+			Only save queue order
+		</button>
+		<button type="submit" class="btn btn-primary" name="process" value="create">Create multipaste</button>
+	</form>
+</div>