From 7fd7757c4db84ec6cf8578ec1f9a778977710bcc Mon Sep 17 00:00:00 2001 From: Scott Ostler Date: Sat, 2 Jan 2010 20:53:30 -0500 Subject: xmas work --- db/0-create.psql | 6 +- src/site.clj | 138 ++++++++++++++++++++++++++++----------------- static/background.js | 4 +- static/index.html | 5 +- static/jquery-1.3.2.min.js | 19 +++++++ static/pichat.js | 93 +++++++++++++++++------------- static/register.js | 38 ++++++++++++- template/banner.st | 27 +++++++++ template/chat.st | 85 ++++++++-------------------- template/head.st | 62 ++++++++++++++++++++ template/header.st | 69 ----------------------- template/log.st | 21 +++++++ template/profile.st | 112 +++++++++++++++++------------------- 13 files changed, 385 insertions(+), 294 deletions(-) create mode 100644 static/jquery-1.3.2.min.js create mode 100755 template/banner.st create mode 100644 template/head.st delete mode 100755 template/header.st create mode 100644 template/log.st diff --git a/db/0-create.psql b/db/0-create.psql index 5bd8622..7bcffe6 100755 --- a/db/0-create.psql +++ b/db/0-create.psql @@ -4,9 +4,9 @@ CREATE TABLE users ( hash text NOT NULL, email text NOT NULL, created_on timestamp NOT NULL DEFAULT now(), - avatar text, - contact text, - bio text + avatar text NOT NULL DEFAULT '', + contact text NOT NULL DEFAULT '', + bio text NOT NULL DEFAULT '' ); CREATE TABLE rooms ( diff --git a/src/site.clj b/src/site.clj index 063bc59..3f8fa48 100755 --- a/src/site.clj +++ b/src/site.clj @@ -22,7 +22,7 @@ (def template-group (new StringTemplateGroup "dumpfm" "template")) (.setRefreshInterval template-group 3) -(defstruct user-struct :user-id :nick :last-seen) +(defstruct user-struct :user_id :nick :avatar :last-seen) (defstruct message-struct :nick :content :created_on) (def users (ref {})) @@ -30,7 +30,7 @@ (def run-flusher true) (def flusher-sleep-ms 4000) -(def user-timeout-ms 5000) +(def user-timeout-ms 15000) (def flusher (agent nil)) @@ -64,15 +64,12 @@ (def formatter (new SimpleDateFormat "h:mm EEE M/d")) -;;;;; - (defn resp-error [message] {:status 400 :headers {} :body message}) (defn resp-success [message] {:status 200 :headers {} :body (json-str message)}) - ;; Database (defn do-select [query] @@ -82,14 +79,20 @@ ;; User authentication +(def nick-regex #"^[A-Za-z0-9\-_∆˚†]*$") + +(defn is-invalid-nick? [n] + (cond + (< (count n) 3) "NICK_TOO_SHORT" + (not (re-matches nick-regex n)) "NICK_INVALID_CHARS")) + (defn fetch-nick [nick] - (let [query "SELECT * FROM users WHERE nick = ?"] + (let [query "SELECT * FROM users WHERE nick = ? LIMIT 1"] (first (do-select [query nick])))) (defn authorize-nick-hash [nick hash] (let [db-user (fetch-nick nick)] - (if (and db-user (= (db-user :hash) hash)) - db-user false))) + (and db-user (= (db-user :hash) hash) db-user))) ;; Message handling @@ -97,30 +100,40 @@ (assoc d :created_on (.getTime (d :created_on)))) (defn process-message-for-output [d] - (let [avatar (d :avatar)] - {"nick" (encode-html-entities (d :nick)) - "created_on" (.format formatter (d :created_on)) - "content" (encode-html-entities (d :content))})) + {"nick" (encode-html-entities (d :nick)) + "created_on" (.format formatter (d :created_on)) + "content" (encode-html-entities (d :content))}) (defn new-messages ([since-ts] (let [since-date (new Date (long since-ts))] - (reverse (take-while (fn [m] (.after (m :created_on) since-date)) @messages)))) + (reverse (take-while (fn [m] (.after (m :created_on) since-date)) + @messages)))) ([] (reverse (take 25 @messages)))) +(defn process-user [u] + {"nick" (u :nick) + "avatar" (encode-html-entities (u :avatar))}) + +(defn prepare-user-list [] + (map process-user (sort-by #(% :nick) + (vals @users)))) + (defn updates - ([] {"users" (sort (keys @users)) + ([] {"users" (prepare-user-list) "messages" (map process-message-for-json (new-messages))}) - ([since] {"users" (sort (keys @users)) + ([since] {"users" (prepare-user-list) "messages" (map process-message-for-json (new-messages since))})) -(defn fetch-messages-by-room [room-id] - (let [query (str "SELECT m.content, m.created_on, u.nick " - "FROM messages m, users u " - "WHERE room_id = ? AND m.user_id = u.user_id " - "ORDER BY created_on DESC " - "LIMIT 20")] - (do-select [query room-id]))) +(defn fetch-messages-by-room + ([room-id] (fetch-messages-by-room room-id 1)) + ([room-id offset] + (let [query (str "SELECT m.content, m.created_on, u.nick " + "FROM messages m, users u " + "WHERE room_id = ? AND m.user_id = u.user_id " + "ORDER BY created_on DESC " + "LIMIT 20 OFFSET ?")] + (do-select [query room-id offset])))) (defn fetch-messages-by-nick [nick image-only] (let [query (str "SELECT m.content, m.created_on, u.nick " @@ -146,6 +159,11 @@ ;; Landing +(defn populate-session-from-db [user-info] + (session-assoc :user_id (user-info :user_id) + :nick (user-info :nick) + :avatar (user-info :avatar))) + (defn landing [session] (let [nick (session :nick)] (if nick @@ -157,18 +175,12 @@ hash (params :hash) db-user (authorize-nick-hash nick hash)] (if db-user - (dosync - (let [user-struct (struct user-struct (db-user :user_id) ; DB naming - nick (System/currentTimeMillis))] - (alter users assoc nick user-struct) - [(session-assoc :user-id (db-user :user_id) - :nick nick - :avatar (db-user :avatar)) - (resp-success "OK")])) + [(populate-session-from-db db-user) + (resp-success "OK")] (resp-error "BAD_LOGIN")))) (defn logout [session] - [(session-dissoc :nick :user-id) + [(session-dissoc :nick :user_id) (redirect-to "/")]) ;; Registration @@ -176,14 +188,17 @@ (defn register [session params] (let [nick (params :nick) email (params :email) - hash (params :hash)] - (if (fetch-nick nick) - (resp-error "NICK_TAKEN") - (with-connection db - (insert-values :users - [:nick :hash :email] - [nick hash email]) - (resp-success "OK"))))) + hash (params :hash) + invalid-nick-reason (is-invalid-nick? nick)] + (cond invalid-nick-reason (resp-error invalid-nick-reason) + (fetch-nick nick) (resp-error "NICK_TAKEN") + :else (with-connection db + (insert-values :users + [:nick :hash :email] + [nick hash email]) + (let [db-user (fetch-nick nick)] + [(populate-session-from-db db-user) + (resp-success "OK")]))))) ;; Profile @@ -210,7 +225,7 @@ (resp-error "NO_USER")))) (defn update-profile [session params] - (let [user-id (session :user-id) + (let [user-id (session :user_id) attr (params :attr) val (params :val) attr-set #{"avatar" "contact" "bio"}] @@ -226,20 +241,24 @@ ;; Chat +(defn user-struct-from-session [session] + {:nick (session :nick) + :user_id (session :user_id) + :avatar (session :avatar) + :last-seen (System/currentTimeMillis)}) + (defn chat [session] (let [now (System/currentTimeMillis) nick (session :nick) - user-id (session :user-id) st (fetch-template "chat" session) message-list (to-array (map process-message-for-output (reverse (fetch-messages-by-room 1))))] (if nick (dosync - (let [user-struct (struct user-struct user-id nick now)] - (alter users assoc nick user-struct)))) - (.setAttribute st "users" (map encode-html-entities - (sort (keys @users)))) + (alter users assoc nick (user-struct-from-session session)))) + (let [user-list (to-array (prepare-user-list))] + (.setAttribute st "users" user-list)) (.setAttribute st "messages" message-list) (.setAttribute st "json_user_nick" (if nick (json-str nick) "null")) (if nick @@ -259,23 +278,24 @@ (let [last-seen (session :last-seen)] [(session-assoc :last-seen now) (updates last-seen)]))) - ; TODO: session should store room-id of anon. users + ; TODO: better handle anonymous users (resp-error "NOT_IN_CHAT")))) ;; http://snippets.dzone.com/posts/show/6995 -(def url-regex #"((http\:\/\/|https\:\/\/|ftp\:\/\/)|(www\.))+(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?") -(def pic-regex #"^.*\.(jpg|jpeg|png|gif|bmp)$") +(def single-url-regex #"^((http\:\/\/|https\:\/\/|ftp\:\/\/)|(www\.))+(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))$") +(def pic-regex #"\.(jpg|jpeg|png|gif|bmp)") (defn is-image? [content] + ; TODO: trim content, strip params (let [lower-content (.toLowerCase content)] - (if (and (re-matches url-regex lower-content) + (if (and (re-matches single-url-regex lower-content) (re-matches pic-regex lower-content)) true false))) (defn msg-transaction [nick msg] (dosync (and (contains? (ensure users) nick) - (do (alter messages (swap cons) msg) + (do (alter messages (swap cons) msg) true)))) (defn msg-db [user-id room-id msg] @@ -287,7 +307,7 @@ [user-id room-id content is-image])))) (defn msg [session params] - (let [user-id (session :user-id) + (let [user-id (session :user_id) nick (session :nick) content (.trim (params :content)) now (new Date) @@ -298,6 +318,21 @@ (resp-success "OK")) (resp-error "MUST_LOGIN")))) +;; Chat Log + +(defn maybe-parse-int [s f] + (if s (Integer/parseInt s) f)) + +(defn log [session params] + (let [st (fetch-template "log" session) + offset (maybe-parse-int (params :offset) 1) + dumps (to-array (map process-message-for-output + (fetch-messages-by-room 1 offset)))] + (.setAttribute st "dumps" dumps) + (.toString st))) + +;; Upload + (defn upload [session params] "TODO") @@ -315,6 +350,7 @@ (GET "/chat" (chat session)) (GET "/refresh" (refresh session)) (GET "/msg" (msg session params)) + (GET "/log" (log session params)) (GET "/upload" (upload session)) (ANY "*" [404 "Page not found"])) diff --git a/static/background.js b/static/background.js index 364bdcb..edbe5b1 100755 --- a/static/background.js +++ b/static/background.js @@ -1,5 +1,3 @@ - - var bgImages = ['shaq.gif','background4.gif','background13.gif','wayne.gif','blink.gif','rhianamoney.gif','britglobe2.gif','gaga.gif']; var bgIndex = -1; @@ -29,5 +27,5 @@ window.onload = function() { document.body.appendChild(d); document.getElementById('animation-demo').style.display = 'block'; getBackground(); - window.onresize = handleResize; + // window.onresize = handleResize; } \ No newline at end of file diff --git a/static/index.html b/static/index.html index a4f41fa..50978a3 100755 --- a/static/index.html +++ b/static/index.html @@ -1,5 +1,6 @@ + @@ -219,7 +220,7 @@ onchange="this.beenchanged = true;"/>

 

 

-
Register
+
Register
@@ -234,4 +235,4 @@ onchange="this.beenchanged = true;"/>
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' + escapeHtml(user) + '
'; -} - // http://stackoverflow.com/questions/37684/replace-url-with-html-links-javascript function linkify(text) { var exp = /(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gi; return text.replace(exp,"$1"); } - + // http://snippets.dzone.com/posts/show/6995 -var URLRegex = /((http\:\/\/|https\:\/\/|ftp\:\/\/)|(www\.))+(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/i; +var URLRegex = /^((http\:\/\/|https\:\/\/|ftp\:\/\/)|(www\.))+(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?$/i var PicRegex = /\.(jpg|jpeg|png|gif|bmp)$/i; +function isImage(content) { + var match = URLRegex.exec(content); + sansParams = match && match[0].replace(/\?.*$/i, ""); + return sansParams && PicRegex.test(sansParams); +} + function buildMsgContent(content) { - content = $.trim(content); - var match = URLRegex.exec(content) - if (match && PicRegex.test(match[0])) { - return '' - + ''; + if (isImage(content)) { + return '' + + ''; } else { return linkify(escapeHtml(content)); } -} +} function buildMessageDiv(msg) { var nick = escapeHtml(msg.nick); @@ -45,8 +34,26 @@ function buildMessageDiv(msg) { + buildMsgContent(msg.content) + '
'; } +function buildUserDiv(user) { + return '
' + + '' + + escapeHtml(user.nick) + '
'; +} + +function handleMsgError(resp) { + var respText = resp.responseText ? resp.responseText.trim() : false; + if (respText == 'UNKNOWN_USER') { + alert("Can't send message! Please login."); + } else if (respText) { + alert("Cannot send message! (" + respText + ")"); + } else { + alert("Cannot send message!"); + } +} + function submitMessage() { var content = $('#msgInput').val(); + $('#msgInput').blur(); if (content == '') { return; } $('#msgInput, #msgSubmit').attr('disabled', 'disabled'); @@ -54,24 +61,24 @@ function submitMessage() { $('#msgInput, #msgSubmit').removeAttr('disabled'); $('#msgInput').val(''); }; - + var onError = function(resp, textStatus, errorThrown) { $('#msgInput, #msgSubmit').removeAttr('disabled'); handleMsgError(resp); }; - - $.ajax({ - type: 'GET', - timeout: 5000, - url: 'msg', - data: { 'content': content }, - cache: false, - dataType: 'json', - success: onSuccess, - error: onError - }); - updateUI([{ 'nick': Nick || "me", 'content': content}], null); + $.ajax({ + type: 'GET', + timeout: 5000, + url: 'msg', + data: { 'content': content }, + cache: false, + dataType: 'json', + success: onSuccess, + error: onError + }); + + updateUI([{ 'nick': Nick, 'content': content}], null); } function ifEnter(fn) { @@ -139,7 +146,7 @@ function initChat() { }); $('#msgInput').keyup(ifEnter(submitMessage)); - $('msgSubmit').click(submitMessage); + $('#msgSubmit').click(submitMessage); delayedScrollToBottom(500); setTimeout(refresh, 1000); @@ -154,7 +161,7 @@ function initProfile() { var onSubmit = function(original_element, edit, old) { edit = $.trim(edit); if (edit == old) { return old }; - // MAJOR TODO: Prevent entering script tags + // TODO: Prevent entering script tags if (original_element == 'avatar' && edit.indexOf("<") != -1) { return old; } @@ -182,3 +189,11 @@ function initProfile() { $('#contact.editable, #bio.editable').editInPlace(opt); }; + +function initLog() { + $('.logged-dump .content').each(function() { + var t = $(this); + t.html(buildMsgContent(t.text())); + }); + +} diff --git a/static/register.js b/static/register.js index d60f223..89a37fa 100755 --- a/static/register.js +++ b/static/register.js @@ -1,15 +1,36 @@ +function validateNick(n) { + if (n.length <= 2) { + return "BAD_NICK_LENGTH"; + } +} + function submitRegistration() { var nick = $('#nickInput').val(); var email = $('#emailInput').val(); - var password = $('#passwordInput').val(); + var password = $('#passwordInput').val() || ""; var hash = hex_sha1(nick + '$' + password + '$dumpfm'); + if (nick.length < 3) { + alert("Nicks must be at least 3 characters long."); + return; + } else if (password.length < 5) { + alert("Password must be at least 5 characters long."); + return; + } + var onSuccess = function() { location.href = "/"; }; - var onError = function() { - alert("Unable to register!"); + var onError = function(resp) { + var respText = resp.responseText ? resp.responseText.trim() : false; + if (respText == 'NICK_TAKEN') { + alert("That nick is already taken! Please choose another."); + } else if (respText == 'NICK_INVALID_CHARS') { + alert("Nicks can only contain letters and numbers."); + } else { + alert("Unable to register!"); + } }; $.ajax({ @@ -27,4 +48,15 @@ function submitRegistration() { function initRegister() { $('#submit').click(submitRegistration); +} + +function handleMsgError(resp) { + var respText = resp.responseText ? resp.responseText.trim() : false; + if (respText == 'UNKNOWN_USER') { + alert("Can't send message! Please login."); + } else if (respText) { + alert("Cannot send message! (" + respText + ")"); + } else { + alert("Cannot send message!"); + } } \ No newline at end of file diff --git a/template/banner.st b/template/banner.st new file mode 100755 index 0000000..803539d --- /dev/null +++ b/template/banner.st @@ -0,0 +1,27 @@ +
+
+
+
+
+
+ +
+
+
$if(user_nick)$  + Profile | + $else$ Register | + $endif$ + Room A | + Log +
+
+
+
+
+
$if(user_nick)$ Logout $else$ Log In$endif$ +
+
+

+
+
+
diff --git a/template/chat.st b/template/chat.st index 8270ce7..52cbfbc 100755 --- a/template/chat.st +++ b/template/chat.st @@ -1,90 +1,49 @@ dump.fm - - - - - - - + $head()$ + - - - - - - $header()$ - -
-
+ + + + $banner()$ +
+
-
-
+
+
-
+
$users: { u | -
$u$
-
- }$ -
+
+ $u.nick$
+
+ }$ +
$messages: { m |
$m.nick$: - $m.content$
+ $m.content$
}$
$if(user_nick)$
- +
$endif$ -
-
- +
+
+
+ $footer()$
- -
- - -
-

- $footer()$

-

-

-
diff --git a/template/head.st b/template/head.st new file mode 100644 index 0000000..1719e4a --- /dev/null +++ b/template/head.st @@ -0,0 +1,62 @@ + + + + + + + + + + + + + + diff --git a/template/header.st b/template/header.st deleted file mode 100755 index c6acad4..0000000 --- a/template/header.st +++ /dev/null @@ -1,69 +0,0 @@ - - - - - - - - - - -
-
- - - - -
-
-
-
- -
-
-
$if(user_nick)$  - Profile | - $else$ Register | - $endif$ - Room A - $if(user_nick)$ $endif$
-
-
-
-
-
$if(user_nick)$ Logout $else$ Log In$endif$ -
-
-

-
-
-
- - - \ No newline at end of file diff --git a/template/log.st b/template/log.st new file mode 100644 index 0000000..6120032 --- /dev/null +++ b/template/log.st @@ -0,0 +1,21 @@ + + + Room A Log + $head()$ + + + + + $banner()$ +

Log

+ $dumps: { d | $logged_dump(dump=d)$ }$ + + MORE DUMPS + + diff --git a/template/profile.st b/template/profile.st index a9dcfd9..5f77c68 100755 --- a/template/profile.st +++ b/template/profile.st @@ -1,76 +1,66 @@ - + $nick$'s dump.fm - - - - - - - - + + - - - $header()$ -
+ + + $banner()$ +
-
-
- $nick$'s log -
+
+
+ $nick$'s log +
+ $if(dumps)$ + $dumps:{ d | $logged_dump(dump=d)$ }$ + $else$ +

This is your user log, it's where all the images you post are saved.
+ To get started join Room A and post a few pictures.

+ $endif$ +

 

-

$if(dumps)$ - $dumps:{ d | $logged_dump(dump=d)$ }$ - $else$

-

This is your user log, its where all the images you post are saved.
- To get started join Room A and post a few pictures.

-

$endif$

-

 

+

 

+

+
+ +
+ +

$nick$

-

 

-

-
- -
- -

$nick$

+ $if(avatar)$ + + $else$ + No avatar + $endif$ - $if(avatar)$ - - $else$ - No avatar - $endif$ + $if(is_home)$ +
$avatar$
+ $endif$ - $if(is_home)$ -
$avatar$
- $endif$ +

contact info

+
$contact$
+
-

contact info

-
$contact$
-
+

personal info

+
$bio$
+
+
-

personal info

-
$bio$
-
+ +
- - -
-
- - + -- cgit v1.2.3-70-g09d2