Checkpoint news system, only admins see it for now.

sql/database-create.sql

@@ -321,6 +321,22 @@ CREATE TABLE `apt_instances` (
   PRIMARY KEY (`uuid`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1;
 
+--
+-- Table structure for table `apt_news`
+--
+
+DROP TABLE IF EXISTS `apt_news`;
+CREATE TABLE `apt_news` (
+  `idx` int(11) NOT NULL auto_increment,
+  `title` tinytext,
+  `created` datetime default NULL,
+  `author` varchar(32) default NULL,
+  `author_idx` mediumint(8) unsigned NOT NULL default '0',
+  `portals` set('emulab','aptlab','cloudlab','phantomnet') default NULL,
+  `body` text,
+  PRIMARY KEY  (`idx`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
 --
 -- Table structure for table `apt_profile_favorites`
 --

sql/updates/4/547

+use strict;
+use libdb;
+
+sub DoUpdate($$$)
+{
+    my ($dbhandle, $dbname, $version) = @_;
+
+    if (!DBTableExists("apt_news")) {
+	DBQueryFatal("CREATE TABLE `apt_news` ( ".
+		     " `idx` int(11) NOT NULL auto_increment, ".
+		     " `title` tinytext, ".
+		     " `created` datetime default NULL, ".
+		     " `author` varchar(32) default NULL, ".
+		     " `author_idx` mediumint(8) ".
+		     "      unsigned NOT NULL default '0', ".
+		     " `portals` set('emulab','aptlab','cloudlab',".
+		     "               'phantomnet') default NULL, ".
+		     " `body` text, ".
+		     " PRIMARY KEY  (`idx`) ".
+		     ") ENGINE=MyISAM DEFAULT CHARSET=latin1");
+    }
+    return 0;
+}
+
+# Local Variables:
+# mode:perl
+# End:

www/aptui/edit-news.php

+<?php
+#
+# Copyright (c) 2000-2016 University of Utah and the Flux Group.
+# 
+# {{{EMULAB-LICENSE
+# 
+# This file is part of the Emulab network testbed software.
+# 
+# This file is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or (at
+# your option) any later version.
+# 
+# This file is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
+# License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+# 
+# }}}
+#
+chdir("..");
+include("defs.php3");
+chdir("apt");
+include("quickvm_sup.php");
+# Must be after quickvm_sup.php since it changes the auth domain.
+$page_title = "Edit News Item";
+
+#
+# Get current user.
+#
+RedirectSecure();
+$this_user = CheckLoginOrRedirect();
+$this_idx  = $this_user->uid_idx();
+
+if (!ISADMIN()) {
+    SPITUSERERROR("You do not have permission to view this page");
+    exit();
+}
+
+#
+# Verify page arguments. Cluster is a domain that we turn into a URN.
+#
+$optargs = OptionalPageArguments("edit", PAGEARG_INTEGER);
+
+if (isset($edit)) {
+    $editing = 1;
+    $idx     = $edit;
+}
+else {
+    $editing = 0;
+}
+SPITHEADER(1);
+
+# Place to hang the toplevel template.
+echo "<div id='main-body'></div>\n";
+
+$defaults = array("title" => "", "body" => "");
+if ($editing) {
+    $query_result = DBQueryFatal("select * from apt_news ".
+                                 "where idx='$idx'");
+    if (!mysql_num_rows($query_result)) {
+        SPITUSERERROR("No such news item");
+        exit();
+    }
+    $row = mysql_fetch_array($query_result);
+    $defaults = array("idx"    => $row["idx"],
+                      "title"  => $row["title"],
+                      "body"   => $row["body"],
+                      "author" => $row["author"],
+                      "created"=> DateStringGMT($row["created"]));
+}
+
+echo "<script type='text/plain' id='form-json'>\n";
+echo htmlentities(json_encode($defaults)) . "\n";
+echo "</script>\n";
+
+echo "<script type='text/javascript'>\n";
+echo "    window.EDITING  = $editing;\n";
+if ($editing) {
+    echo "    window.IDX  = $idx;\n";
+}
+echo "</script>\n";
+REQUIRE_UNDERSCORE();
+REQUIRE_SUP();
+REQUIRE_MOMENT();
+REQUIRE_APTFORMS();
+REQUIRE_MARKED();
+SPITREQUIRE("js/edit-news.js");
+AddTemplateList(array("edit-news", "oops-modal", "waitwait-modal",
+                      "renderer-modal"));
+SPITFOOTER();
+?>

www/aptui/js/edit-news.js

+$(function ()
+{
+    'use strict';
+
+    var templates = APT_OPTIONS.fetchTemplateList(['edit-news',
+						   'oops-modal',
+						   'waitwait-modal',
+						   'renderer-modal']);
+    var mainString     = templates['edit-news'];
+    var oopsString     = templates['oops-modal'];
+    var waitwaitString = templates['waitwait-modal'];
+    var rendererString = templates['renderer-modal'];
+    var mainTemplate = _.template(mainString);
+    
+    function initialize()
+    {
+	window.APT_OPTIONS.initialize(sup);
+
+	var fields = JSON.parse(_.unescape($('#form-json')[0].textContent));
+
+	GeneratePageBody(fields);
+
+	// Now we can do this. 
+	$('#oops_div').html(oopsString);	
+	$('#waitwait_div').html(waitwaitString);	
+	$('#renderer_div').html(rendererString);
+    }
+
+    //
+    // Moved into a separate function since we want to regen the form
+    // after each submit, which happens via ajax on this page. 
+    //
+    function GeneratePageBody(formfields)
+    {
+	// Generate the template.
+	var html = mainTemplate({
+	    formfields:		formfields,
+	    editing:		window.EDITING,
+	});
+	html = aptforms.FormatFormFieldsHorizontal(html, {"wide" : true});
+	$('#main-body').html(html);
+
+	// This activates the popover subsystem.
+	$('[data-toggle="popover"]').popover({
+	    trigger: 'hover',
+	    container: 'body'
+	});
+	/*
+	 * A double click handler that will render the body in a modal.
+	 */
+	$('#body').dblclick(function() {
+	    var text = $(this).val();
+	    $('#renderer_modal_div').html(marked(text));
+	    sup.ShowModal("#renderer_modal");
+	});
+	
+	//
+	// Handle submit button.
+	//
+	$('#news-submit-button').click(function (event) {
+	    event.preventDefault();
+	    SubmitForm();
+	});
+	aptforms.EnableUnsavedWarning('#edit-news-form');
+    }
+    //
+    // Submit the form.
+    //
+    function SubmitForm()
+    {
+	var submit_callback = function(json) {
+	    if (json.code) {
+		sup.SpitOops("oops", json.value);
+		return;
+	    }
+	    window.location.replace(json.value);
+	};
+	var checkonly_callback = function(json) {
+	    if (json.code) {
+		if (json.code != 2) {
+		    sup.SpitOops("oops", json.value);		    
+		}
+		return;
+	    }
+	    aptforms.SubmitForm('#edit-news-form', "news",
+				(window.EDITING ? "modify" : "create"),
+				submit_callback);
+	};
+	aptforms.CheckForm('#edit-news-form', "news",
+			   (window.EDITING ? "modify" : "create"),
+			   checkonly_callback);
+    }
+
+    $(document).ready(initialize);
+});
+
+

www/aptui/js/news.js

+$(function ()
+{
+    'use strict';
+
+    var templates = APT_OPTIONS.fetchTemplateList(['news',
+						   'news-item',
+						   'oops-modal',
+						   'confirm-modal']);
+    var newsString       = templates['news'];
+    var oopsString       = templates['oops-modal'];
+    var confirmString    = templates['confirm-modal'];
+    var newsitemString   = templates['news-item'];
+    var newsitemTemplate = _.template(newsitemString);
+    
+    function initialize()
+    {
+	window.APT_OPTIONS.initialize(sup);
+
+	$('#main-body').html(newsString);
+	$('#oops_div').html(oopsString);	
+	$('#confirm_div').html(confirmString);
+
+	/*
+	 * Always a handler for more news items
+	 */
+	$('#more-entries').click(function (event) {
+	    event.preventDefault();
+	    DisplayNewsItems();
+	});
+
+	// Show the new new link if an admin.
+	if (window.ISADMIN) {
+	    $('#new-news').removeClass("hidden");
+	}
+
+	/*
+	 * Ask for and display news items
+	 */
+	DisplayNewsItems();
+    }
+
+    /*
+     * Ask for several news items, starting at the current index.
+     */
+    function DisplayNewsItems()
+    {
+	var callback = function(json) {
+	    console.info(json.value);
+
+	    if (json.code) {
+		sup.SpitOops("oops", json.value);
+		return;
+	    }
+	    // No more entries, kill the More Entries clicker.
+	    if (json.value.length == 0) {
+		$('#more-entries').addClass("hidden");
+		return;
+	    }
+	    _.each(json.value, function(blob) {
+		//console.info(blob);
+		var idx  = blob.idx;
+		// Convert the body from markdown.
+		blob.body = marked(blob.body);
+		
+		var html = newsitemTemplate({"fields"  : blob,
+					     "isadmin" : window.ISADMIN});
+		$('#blog-main').append(html);
+
+		$('#post-' + idx + ' .format-date').each(function() {
+		    var date = $.trim($(this).html());
+		    if (date != "") {
+			$(this).html(moment($(this).html()).format("lll"));
+		    }
+		});
+		$('#post-' + idx + ' #delete-button').click(function() {
+		    DeletePost(idx);
+		});
+		$('#post-' + idx + ' [data-toggle="popover"]').popover({
+		    trigger: 'click',
+		    placement: 'auto',
+		    container: 'body',
+		});
+
+		// Update our current news index for more entries later.
+		window.IDX = idx;
+	    });
+	    // But we want to get more at the next lower index.
+	    window.IDX--;
+	}
+	var xmlthing = sup.CallServerMethod(null, "news",
+					    "getnews",
+					    {"idx"   : window.IDX,
+					     "count" : 6});
+	xmlthing.done(callback);
+    }
+
+    /*
+     * Delete a Post.
+     */
+    function DeletePost(idx) {
+	// Callback for the delete request.
+	var callback = function (json) {
+	    if (json.code) {
+		sup.SpitOops("oops", json.value);
+		return;
+	    }
+	    $('#post-' + idx).remove();
+	};
+	// Bind the confirm button in the modal. Do the deletion.
+	$('#confirm_modal #confirm_delete').click(function () {
+	    sup.HideModal('#confirm_modal');
+	    var xmlthing = sup.CallServerMethod(null, "news",
+						"delete",
+						{"idx" : idx});
+	    xmlthing.done(callback);
+	});
+	// Handler so we know the user closed the modal. We need to
+	// clear the confirm button handler.
+	$('#confirm_modal').on('hidden.bs.modal', function (e) {
+	    $('#confirm_modal #confirm_delete').unbind("click");
+	    $('#confirm_modal').off('hidden.bs.modal');
+	})
+	sup.ShowModal("#confirm_modal");
+    }
+    
+    $(document).ready(initialize);
+});
+
+

www/aptui/news.ajax

+<?php
+#
+# Copyright (c) 2000-2016 University of Utah and the Flux Group.
+# 
+# {{{EMULAB-LICENSE
+# 
+# This file is part of the Emulab network testbed software.
+# 
+# This file is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or (at
+# your option) any later version.
+# 
+# This file is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
+# License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+# 
+# }}}
+#
+
+#
+# Server side of creating a dataset.
+#
+function Do_CreateNews($idx = null)
+{
+    global $this_user;
+    global $ajax_args;
+    global $DBFieldErrstr, $PORTAL_GENESIS;
+
+    if (!ISADMIN()) {
+	SPITAJAX_ERROR(1, "Only admins please");
+	return;
+    }
+
+    $this_idx   = $this_user->uid_idx();
+    $this_uid   = $this_user->uid();
+    # Allow for form precheck only. So JS code knows it will be fast. 
+    $checkonly  = isset($ajax_args["checkonly"]) && $ajax_args["checkonly"];
+
+    if (!isset($ajax_args["formfields"])) {
+	SPITAJAX_ERROR(1, "Missing formfields");
+	return;
+    }
+    $formfields = $ajax_args["formfields"];
+    $errors  = array();
+
+    $required = array("title", "body");
+    foreach ($required as $field) {
+	if (!isset($formfields[$field]) || $formfields[$field] == "") {
+	    $errors[$field] = "Missing field";
+	}
+    }
+    if (count($errors)) {
+	SPITAJAX_ERROR(2, $errors);
+	return;
+    }
+    if (!TBvalid_fulltext($formfields["title"])) {
+	$errors["title"] = $DBFieldErrstr;
+    }
+    if (!TBvalid_html_fulltext($formfields["body"])) {
+	$errors["body"] = $DBFieldErrstr;
+    }
+    if (count($errors)) {
+	SPITAJAX_ERROR(2, $errors);
+	return;
+    }
+    if ($checkonly) {
+	SPITAJAX_RESPONSE(0);
+	return;
+    }
+    $title = addslashes($formfields["title"]);
+    $body  = addslashes($formfields["body"]);
+
+    if ($idx) {
+        $query_result =
+            DBQueryWarn("update apt_news set ".
+                        "  title='$title',body='$body' ".
+                        "where idx='$idx'");
+    }
+    else {
+        $query_result =
+            DBQueryWarn("insert into apt_news set ".
+                        "  title='$title',created=now(),author='$this_uid', ".
+                        "  portals='$PORTAL_GENESIS', ".
+                        "  author_idx='$this_idx',body='$body'");
+    }
+    if (!$query_result) {
+	SPITAJAX_ERROR(-1, "Could not insert new news item");
+	return;
+    }
+    SPITAJAX_RESPONSE("news.php");
+}
+
+#
+# Server side of modifying a news item
+#
+function Do_ModifyNews()
+{
+    global $ajax_args;
+
+    if (!isset($ajax_args["formfields"])) {
+	SPITAJAX_ERROR(1, "Missing formfields");
+	return;
+    }
+    $formfields = $ajax_args["formfields"];
+    
+    if (!isset($formfields["idx"])) {
+	SPITAJAX_ERROR(1, "Missing news index");
+	return;
+    }
+    if (!TBvalid_integer($formfields["idx"])) {
+        SPITAJAX_ERROR(1, "Invalid news index");
+        return;
+    }
+    return Do_CreateNews($formfields["idx"]);
+}
+
+function Do_DeleteNews()
+{
+    global $this_user;
+    global $ajax_args;
+    
+    $this_idx = $this_user->uid_idx();
+    $this_uid = $this_user->uid();
+
+    if (!ISADMIN()) {
+	SPITAJAX_ERROR(1, "Only admins please");
+	return;
+    }
+    if (!isset($ajax_args["idx"])) {
+	SPITAJAX_ERROR(1, "Missing news index");
+	return;
+    }
+    if (!TBvalid_integer($ajax_args["idx"])) {
+        SPITAJAX_ERROR(1, "Invalid news index");
+        return;
+    }
+    $idx = $ajax_args["idx"];
+
+    if (!DBQueryWarn("delete from apt_news where idx='$idx'")) {
+	SPITAJAX_ERROR(-1, "Could not delete news item");
+	return;
+    }
+    SPITAJAX_RESPONSE(0);
+}
+
+function Do_GetNews()
+{
+    global $this_user;
+    global $ajax_args, $PORTAL_GENESIS;
+    
+    $idxclause= "";
+    $count    = 6;
+
+    if (isset($ajax_args["idx"]) && $ajax_args["idx"] != -1) {
+        if (!TBvalid_integer($ajax_args["idx"])) {
+            SPITAJAX_ERROR(1, "Invalid news index");
+            return;
+        }
+        $idx = $ajax_args["idx"];
+        $idxclause = "idx<=$idx and ";
+    }
+    if (isset($ajax_args["count"])) {
+        if (!TBvalid_integer($ajax_args["count"])) {
+            SPITAJAX_ERROR(1, "Invalid news count");
+            return;
+        }
+        $count = $ajax_args["count"];
+    }
+    $query_result = DBQueryWarn("select * from apt_news ".
+                                "where $idxclause ".
+                                "      FIND_IN_SET('$PORTAL_GENESIS',portals) ".
+                                "order by idx desc limit $count");
+    if (!$query_result) {
+        SPITAJAX_ERROR(1, "Could not get news items");
+        return;
+    }
+    $news = array();
+    while ($row = mysql_fetch_array($query_result)) {
+        $blob = array("idx"    => $row["idx"],
+                      "title"  => $row["title"],
+                      "body"   => $row["body"],
+                      "author" => $row["author"],
+                      "created"=> DateStringGMT($row["created"]));
+        $news[] = $blob;
+    }
+    SPITAJAX_RESPONSE($news);
+}
+
+# Local Variables:
+# mode:php
+# End:
+?>

www/aptui/news.php

+<?php
+#
+# Copyright (c) 2000-2016 University of Utah and the Flux Group.
+# 
+# {{{EMULAB-LICENSE
+# 
+# This file is part of the Emulab network testbed software.
+# 
+# This file is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or (at
+# your option) any later version.
+# 
+# This file is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
+# License for more details.
+# 
+# You should have received a copy of the GNU Affero General Public License
+# along with this file.  If not, see <http://www.gnu.org/licenses/>.
+# 
+# }}}
+#
+chdir("..");
+include("defs.php3");
+chdir("apt");
+include("quickvm_sup.php");
+# Must be after quickvm_sup.php since it changes the auth domain.
+$page_title = "News";
+
+#
+# Get current user.
+#
+RedirectSecure();
+$this_user = CheckLogin($check_status);
+$isadmin   = 0;
+# Guests are okay on this page.
+if (isset($this_user) && ISADMIN()) {
+    $isadmin = 1;
+}
+
+#
+# Verify page arguments. 
+#
+$optargs = OptionalPageArguments("idx",      PAGEARG_INTEGER);
+
+SPITHEADER(1);
+