From 0998e89f5d6f778160bdfd97ac313329d1bb80f8 Mon Sep 17 00:00:00 2001
From: calzoneman <calzoneman@gmail.com>
Date: Wed, 5 Feb 2014 17:44:37 -0600
Subject: [PATCH] Add channels ACP interface

---
 lib/acp.js               | 54 ++++++++++++++++++++++
 lib/database/channels.js | 21 ++++++++-
 templates/acp.jade       |  7 +--
 www/js/acp.js            | 97 +++++++++++++++++++++++++++++++++++++++-
 4 files changed, 173 insertions(+), 6 deletions(-)

diff --git a/lib/acp.js b/lib/acp.js
index 0c0edfd7..21f157e3 100644
--- a/lib/acp.js
+++ b/lib/acp.js
@@ -188,6 +188,58 @@ function handleResetPassword(user, data) {
     });
 }
 
+function handleListChannels(user, data) {
+    var field = data.field;
+    var value = data.value;
+    if (typeof field !== "string" || typeof value !== "string") {
+        return;
+    }
+
+    var dbfunc;
+    if (field === "owner") {
+        dbfunc = db.channels.searchOwner;
+    } else {
+        dbfunc = db.channels.search;
+    }
+
+    dbfunc(value, function (err, rows) {
+        if (err) {
+            user.socket.emit("errMessage", {
+                msg: err
+            });
+            return;
+        }
+
+        user.socket.emit("acp-list-channels", rows);
+    });
+}
+
+function handleDeleteChannel(user, data) {
+    var name = data.name;
+    if (typeof data.name !== "string") {
+        return;
+    }
+
+    var sv = Server.getServer();
+    if (sv.isChannelLoaded(name)) {
+        sv.getChannel(name).users.forEach(function (u) {
+            u.kick("Channel shutting down");
+        });
+    }
+
+    db.channels.drop(name, function (err) {
+        if (err) {
+            user.socket.emit("errMessage", {
+                msg: err
+            });
+        } else {
+            user.socket.emit("acp-delete-channel", {
+                name: name
+            });
+        }
+    });
+}
+
 function init(user) {
     var s = user.socket;
     s.on("acp-announce", handleAnnounce.bind(this, user));
@@ -197,6 +249,8 @@ function init(user) {
     s.on("acp-list-users", handleListUsers.bind(this, user));
     s.on("acp-set-rank", handleSetRank.bind(this, user));
     s.on("acp-reset-password", handleResetPassword.bind(this, user));
+    s.on("acp-list-channels", handleListChannels.bind(this, user));
+    s.on("acp-delete-channel", handleDeleteChannel.bind(this, user));
 
     db.listGlobalBans(function (err, bans) {
         if (err) {
diff --git a/lib/database/channels.js b/lib/database/channels.js
index 2a806c09..477bb7c0 100644
--- a/lib/database/channels.js
+++ b/lib/database/channels.js
@@ -175,6 +175,25 @@ module.exports = {
         });
     },
 
+    /**
+     * Searches for a channel by owner
+     */
+    searchOwner: function (name, callback) {
+        if (typeof callback !== "function") {
+            return;
+        }
+
+        db.query("SELECT * FROM `channels` WHERE owner LIKE ?",
+                     ["%" + name + "%"],
+                     function (err, rows) {
+            if (err) {
+                callback(err, null);
+                return;
+            }
+            callback(null, rows);
+        });
+    },
+
     /**
      * Validates and registers a new channel
      */
@@ -266,7 +285,7 @@ module.exports = {
 
                         fs.unlink(path.join(__dirname, "..", "..", "chandump", name),
                                   function (err) {
-                            if (err) {
+                            if (err && err.code !== "ENOENT") {
                                 Logger.errlog.log("Deleting chandump failed:");
                                 Logger.errlog.log(err);
                             }
diff --git a/templates/acp.jade b/templates/acp.jade
index 45fcf3f1..ffacaf9d 100644
--- a/templates/acp.jade
+++ b/templates/acp.jade
@@ -94,9 +94,10 @@ html(lang="en")
               table.table.table-bordered.table-striped(style="margin-top: 20px")
                 thead
                   tr
-                    th ID
-                    th Name
-                    th Owner
+                    th.sort(data-key="id") ID
+                    th.sort(data-key="name") Name
+                    th.sort(data-key="owner") Owner
+                    th Control
             #acp-loaded-channels.acp-panel.col-md-12(style="display: none")
               h3 Loaded Channels
               button#acp-lchannels-refresh.btn.btn-default Refresh
diff --git a/www/js/acp.js b/www/js/acp.js
index e879a534..ab89d167 100644
--- a/www/js/acp.js
+++ b/www/js/acp.js
@@ -253,6 +253,99 @@ socket.on("acp-set-rank", function (data) {
         .innerHTML = data.rank;
 });
 
+/* Channel listing */
+(function () {
+    var doSearch = function () {
+        if ($("#acp-clookup-value").val().trim() === "") {
+            if (!confirm("You are about to list the entire channels table. " +
+                         "This table might be very large and take a long " +
+                         "time to query.  Continue?")) {
+                return;
+            }
+        }
+        socket.emit("acp-list-channels", {
+            field: $("#acp-clookup-field").val(),
+            value: $("#acp-clookup-value").val()
+        });
+    };
+
+    $("#acp-clookup-submit").click(doSearch);
+    $("#acp-clookup-value").keyup(function (ev) {
+        if (ev.keyCode === 13) {
+            doSearch();
+        }
+    });
+})();
+
+socket.on("acp-list-channels", function (channels) {
+    var tbl = $("#acp-channel-lookup table");
+    tbl.data("entries", channels);
+    var p = tbl.data("paginator");
+    if (p) {
+        p.paginator.remove();
+    }
+
+    var opts = {
+        preLoadPage: function () {
+            tbl.find("tbody").remove();
+        },
+
+        generator: function (c, page, index) {
+            var tr = $("<tr/>").appendTo(tbl);
+            tr.attr("title", c.name + " was registered on " + new Date(c.time));
+            $("<td/>").text(c.id).appendTo(tr);
+            $("<td/>").text(c.name).appendTo(tr);
+            $("<td/>").text(c.owner).appendTo(tr);
+            var remove = $("<td/>").appendTo(tr);
+
+            // Drop channel
+            $("<button/>").addClass("btn btn-xs btn-danger")
+                .text("Delete channel")
+                .click(function () {
+                    if (!confirm("Really delete " + c.owner + "/" + c.name + "?")) {
+                        return;
+                    }
+                    socket.emit("acp-delete-channel", {
+                        name: c.name,
+                    });
+                }).appendTo(remove);
+        }
+    };
+
+    p = Paginate(channels, opts);
+    p.paginator.css("margin-top", "20px");
+    p.paginator.insertBefore(tbl);
+    tbl.data("paginator", p);
+});
+
+socket.on("acp-delete-channel", function (data) {
+    var table = $("#acp-channel-lookup table");
+    var p = table.data("paginator");
+    var e = table.data("entries");
+    var found = -1;
+    if (e) {
+        for (var i = 0; i < e.length; i++) {
+            if (e[i].name === data.name) {
+                found = i;
+                break;
+            }
+
+        }
+
+        if (found > 0) {
+            e.splice(found, 1);
+        }
+
+        if (p) {
+            p.items = e;
+        }
+    }
+
+    table.find("td:contains('" + data.name + "')")
+        .parent()
+        .remove();
+});
+
 /* Initialize keyed table sorts */
 $("table").each(function () {
     var table = $(this);
@@ -268,8 +361,8 @@ $("table").each(function () {
             if (!key) {
                 return;
             }
-            var asc = -1*(table.data("ascending") || -1);
-            table.data("ascending", asc);
+            var asc = -th.attr("data-sort-direction") || -1;
+            th.attr("data-sort-direction", asc);
             var entries = table.data("entries") || [];
             entries.sort(function (a, b) {
                 return a[key] === b[key] ? 0 : asc*(a[key] > b[key] ? 1 : -1);