diff --git a/README.textile b/README.textile new file mode 100644 index 0000000..02829fa --- /dev/null +++ b/README.textile @@ -0,0 +1,5 @@ +h1. Hacker News Hotkeys + +You can find the extension here: http://blog.dtrejo.com/hotkeys-for-hacker-news + +This extension uses jQuery to add hotkeys to news.ycombinator.com diff --git a/background.html b/background.html new file mode 100644 index 0000000..5a8b3cc --- /dev/null +++ b/background.html @@ -0,0 +1,27 @@ + + + + + + + + + diff --git a/hnkeys.css b/hnkeys.css new file mode 100644 index 0000000..a31b72e --- /dev/null +++ b/hnkeys.css @@ -0,0 +1,3 @@ +.active { + background-color: #E1F6C4; +} \ No newline at end of file diff --git a/hnkeys.js b/hnkeys.js new file mode 100644 index 0000000..b2519d3 --- /dev/null +++ b/hnkeys.js @@ -0,0 +1,164 @@ +function page(){ + return window.location.pathname; +} + + +function moveDown (selectables, cur) { + cur = (cur + 1 > selectables.size() - 1) ? selectables.size() - 1 : cur + 1; + select(selectables.eq(cur)); + return cur; +} + + +function moveUp (selectables, cur) { + cur = (cur - 1 < 0) ? 0 : cur - 1; + select(selectables.eq(cur)); + return cur; +} + + +// highlights the curth item of rows jquery object +// scrollToIt is an optional parameter. Defaults to true. +function select (row, scrollToIt) { + scrollToIt = (typeof scrollToIt == 'undefined') ? true : scrollToIt; + + $('.active').removeClass('active'); + row.next().andSelf().addClass('active'); + + // scroll to middle of screen, like google does. + if(scrollToIt && !isScrolledIntoView(row)) { + $('html, body').animate({scrollTop: row.offset().top - 0.5 * $(window).height() }, 0); + } +} + + +// Returns true if on the viewer's screen +function isScrolledIntoView (el) { + var docViewTop = $(window).scrollTop() + , docViewBottom = docViewTop + $(window).height() + + , elemTop = el.offset().top + , elemBottom = elemTop + el.height(); + + return ((elemBottom >= docViewTop) && (elemTop <= docViewBottom) + && (elemBottom <= docViewBottom) && (elemTop >= docViewTop) ); +} + + +// Opens comment link in selected row in new tab +// If row only contains 'more' link, opens that in same tab +function openComments (titlerow) { + var link + , path = window.location.pathname; + + // Items pages — when title is selected, opens the article + if (path === '/item') { + link = titlerow.find('.title a').first(); + link && chrome.extension.sendRequest({opentab: link.attr('href')}); + console.log('tried to open '+link.text()); + + // Front page and other pages — warning: may be broken on other pages + } else if (path === '/news' || path === '/' || path.indexOf('/x') > 0) { + // 'comments' link + link = titlerow.next().find('a[href^=item]').first(); + + // handle 'more' link + if (link.size() < 1) { + link = titlerow.find('a[href^=/x]').first(); + console.log(link.text()); + window.location = 'http://news.ycombinator.com'+ link.attr('href'); + } else { + console.log('opened'); + chrome.extension.sendRequest({opentab: 'http://news.ycombinator.com/'+ link.attr('href')}); + } + } +} + + +// Clicks reply link or focuses textarea if title is selected. +function reply (row) { + var link = row.find('a[href^=reply]:visible') + .last() // won't choose one entered by commenter + , textarea = row.parent().find('textarea[name=text]') + .first(); + + if (link.size() === 1) { + window.location = link.attr('href'); + console.log(link); + + // focus reply box when title link selected on comment page + } else if (textarea.size() === 1) { + textarea.bind('keydown', 'esc', function() { textarea.blur(); }); + textarea.parent().bind('keydown', 'return', function(e) { e.stopPropagation(); }); + + textarea.size() === 1 && textarea.focus(); + console.log(textarea); + } +} + +function upvote (commentrow) { + var link = commentrow.find('a[href*=dir=up]:visible').first(); + link && link.click(); + console.log(link.attr('href')); +} + +function downvote (commentrow) { + var link = commentrow.find('a[href*=dir=down]:visible').first(); + link && link.click(); + console.log(link.attr('href')); +} + +// Handle them keypresses! +$(document).ready(function(){ + // Add support for other styles + var style = 'gmail' + , cur = 0 // current item + , titletables = $('table:eq(2) tr:has(.title)') // any titles present on page + , commenttables = $('table:gt(3):has(.default)') // any comments on page. returns nothing on home page + , selectables = titletables.add(commenttables) + + , combos = [ { key: "j" + , handler: function() { cur = moveDown(selectables, cur); } + } + , { key: "k" + , handler: function() { cur = moveUp(selectables, cur); } + } + , { key: "o" + , handler: function() { openComments(selectables.eq(cur)); } + } + , { key: "return" + , handler: function() { openComments(selectables.eq(cur)); } + } + , { key: "r" + , handler: function() { reply(selectables.eq(cur)); return false; } + } + , { key: "w" + , handler: function() { upvote(selectables.eq(cur)); } + } + , { key: "s" + , handler: function() { downvote(selectables.eq(cur)); } + } + ] + , combo; + + // $(expression).bind(types, keys, handler); + // $(expression).unbind(types, handler); + // $(document).bind('keydown', 'ctrl+a', fn); + for (i in combos) { + combo = combos[i]; + $(document).bind('keydown', combo.key, combo.handler); + } + + // Highlight the first thing on the page, but doesn't scroll to it + select(selectables.eq(cur), false); + + // focuses textarea if reply page + if(window.location.pathname.indexOf('/reply') > 0){ + $('textarea').focus(); + } + + // So cells don't show when highlighted + $('table').attr('cellspacing', 0) + .attr('cellpadding', 0); +}); + diff --git a/images/hnkeys128.png b/images/hnkeys128.png new file mode 100644 index 0000000..c09ccb4 Binary files /dev/null and b/images/hnkeys128.png differ diff --git a/images/hnkeys16.png b/images/hnkeys16.png new file mode 100644 index 0000000..d639cae Binary files /dev/null and b/images/hnkeys16.png differ diff --git a/images/hnkeys32.png b/images/hnkeys32.png new file mode 100644 index 0000000..8974d19 Binary files /dev/null and b/images/hnkeys32.png differ diff --git a/images/hnkeys48.png b/images/hnkeys48.png new file mode 100644 index 0000000..5e06690 Binary files /dev/null and b/images/hnkeys48.png differ diff --git a/lib/jquery-1.4.2.min.js b/lib/jquery-1.4.2.min.js new file mode 100644 index 0000000..7c24308 --- /dev/null +++ b/lib/jquery-1.4.2.min.js @@ -0,0 +1,154 @@ +/*! 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diff --git a/lib/jquery.hotkeys.js b/lib/jquery.hotkeys.js new file mode 100644 index 0000000..fbd71c7 --- /dev/null +++ b/lib/jquery.hotkeys.js @@ -0,0 +1,99 @@ +/* + * jQuery Hotkeys Plugin + * Copyright 2010, John Resig + * Dual licensed under the MIT or GPL Version 2 licenses. + * + * Based upon the plugin by Tzury Bar Yochay: + * http://github.com/tzuryby/hotkeys + * + * Original idea by: + * Binny V A, http://www.openjs.com/scripts/events/keyboard_shortcuts/ +*/ + +(function(jQuery){ + + jQuery.hotkeys = { + version: "0.8", + + specialKeys: { + 8: "backspace", 9: "tab", 13: "return", 16: "shift", 17: "ctrl", 18: "alt", 19: "pause", + 20: "capslock", 27: "esc", 32: "space", 33: "pageup", 34: "pagedown", 35: "end", 36: "home", + 37: "left", 38: "up", 39: "right", 40: "down", 45: "insert", 46: "del", + 96: "0", 97: "1", 98: "2", 99: "3", 100: "4", 101: "5", 102: "6", 103: "7", + 104: "8", 105: "9", 106: "*", 107: "+", 109: "-", 110: ".", 111 : "/", + 112: "f1", 113: "f2", 114: "f3", 115: "f4", 116: "f5", 117: "f6", 118: "f7", 119: "f8", + 120: "f9", 121: "f10", 122: "f11", 123: "f12", 144: "numlock", 145: "scroll", 191: "/", 224: "meta" + }, + + shiftNums: { + "`": "~", "1": "!", "2": "@", "3": "#", "4": "$", "5": "%", "6": "^", "7": "&", + "8": "*", "9": "(", "0": ")", "-": "_", "=": "+", ";": ": ", "'": "\"", ",": "<", + ".": ">", "/": "?", "\\": "|" + } + }; + + function keyHandler( handleObj ) { + // Only care when a possible input has been specified + if ( typeof handleObj.data !== "string" ) { + return; + } + + var origHandler = handleObj.handler, + keys = handleObj.data.toLowerCase().split(" "); + + handleObj.handler = function( event ) { + // Don't fire in text-accepting inputs that we didn't directly bind to + if ( this !== event.target && (/textarea|select/i.test( event.target.nodeName ) || + event.target.type === "text") ) { + return; + } + + // Keypress represents characters, not special keys + var special = event.type !== "keypress" && jQuery.hotkeys.specialKeys[ event.which ], + character = String.fromCharCode( event.which ).toLowerCase(), + key, modif = "", possible = {}; + + // check combinations (alt|ctrl|shift+anything) + if ( event.altKey && special !== "alt" ) { + modif += "alt+"; + } + + if ( event.ctrlKey && special !== "ctrl" ) { + modif += "ctrl+"; + } + + // TODO: Need to make sure this works consistently across platforms + if ( event.metaKey && !event.ctrlKey && special !== "meta" ) { + modif += "meta+"; + } + + if ( event.shiftKey && special !== "shift" ) { + modif += "shift+"; + } + + if ( special ) { + possible[ modif + special ] = true; + + } else { + possible[ modif + character ] = true; + possible[ modif + jQuery.hotkeys.shiftNums[ character ] ] = true; + + // "$" can be triggered as "Shift+4" or "Shift+$" or just "$" + if ( modif === "shift+" ) { + possible[ jQuery.hotkeys.shiftNums[ character ] ] = true; + } + } + + for ( var i = 0, l = keys.length; i < l; i++ ) { + if ( possible[ keys[i] ] ) { + return origHandler.apply( this, arguments ); + } + } + }; + } + + jQuery.each([ "keydown", "keyup", "keypress" ], function() { + jQuery.event.special[ this ] = { add: keyHandler }; + }); + +})( jQuery ); \ No newline at end of file diff --git a/lib/json.js b/lib/json.js new file mode 100644 index 0000000..c52b92a --- /dev/null +++ b/lib/json.js @@ -0,0 +1,482 @@ +/* + http://www.JSON.org/json2.js + 2010-03-20 + + Public Domain. + + NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK. + + See http://www.JSON.org/js.html + + + This code should be minified before deployment. + See http://javascript.crockford.com/jsmin.html + + USE YOUR OWN COPY. IT IS EXTREMELY UNWISE TO LOAD CODE FROM SERVERS YOU DO + NOT CONTROL. + + + This file creates a global JSON object containing two methods: stringify + and parse. + + JSON.stringify(value, replacer, space) + value any JavaScript value, usually an object or array. + + replacer an optional parameter that determines how object + values are stringified for objects. It can be a + function or an array of strings. + + space an optional parameter that specifies the indentation + of nested structures. If it is omitted, the text will + be packed without extra whitespace. If it is a number, + it will specify the number of spaces to indent at each + level. If it is a string (such as '\t' or ' '), + it contains the characters used to indent at each level. + + This method produces a JSON text from a JavaScript value. + + When an object value is found, if the object contains a toJSON + method, its toJSON method will be called and the result will be + stringified. A toJSON method does not serialize: it returns the + value represented by the name/value pair that should be serialized, + or undefined if nothing should be serialized. The toJSON method + will be passed the key associated with the value, and this will be + bound to the value + + For example, this would serialize Dates as ISO strings. + + Date.prototype.toJSON = function (key) { + function f(n) { + // Format integers to have at least two digits. + return n < 10 ? '0' + n : n; + } + + return this.getUTCFullYear() + '-' + + f(this.getUTCMonth() + 1) + '-' + + f(this.getUTCDate()) + 'T' + + f(this.getUTCHours()) + ':' + + f(this.getUTCMinutes()) + ':' + + f(this.getUTCSeconds()) + 'Z'; + }; + + You can provide an optional replacer method. It will be passed the + key and value of each member, with this bound to the containing + object. The value that is returned from your method will be + serialized. If your method returns undefined, then the member will + be excluded from the serialization. + + If the replacer parameter is an array of strings, then it will be + used to select the members to be serialized. It filters the results + such that only members with keys listed in the replacer array are + stringified. + + Values that do not have JSON representations, such as undefined or + functions, will not be serialized. Such values in objects will be + dropped; in arrays they will be replaced with null. You can use + a replacer function to replace those with JSON values. + JSON.stringify(undefined) returns undefined. + + The optional space parameter produces a stringification of the + value that is filled with line breaks and indentation to make it + easier to read. + + If the space parameter is a non-empty string, then that string will + be used for indentation. If the space parameter is a number, then + the indentation will be that many spaces. + + Example: + + text = JSON.stringify(['e', {pluribus: 'unum'}]); + // text is '["e",{"pluribus":"unum"}]' + + + text = JSON.stringify(['e', {pluribus: 'unum'}], null, '\t'); + // text is '[\n\t"e",\n\t{\n\t\t"pluribus": "unum"\n\t}\n]' + + text = JSON.stringify([new Date()], function (key, value) { + return this[key] instanceof Date ? + 'Date(' + this[key] + ')' : value; + }); + // text is '["Date(---current time---)"]' + + + JSON.parse(text, reviver) + This method parses a JSON text to produce an object or array. + It can throw a SyntaxError exception. + + The optional reviver parameter is a function that can filter and + transform the results. It receives each of the keys and values, + and its return value is used instead of the original value. + If it returns what it received, then the structure is not modified. + If it returns undefined then the member is deleted. + + Example: + + // Parse the text. Values that look like ISO date strings will + // be converted to Date objects. + + myData = JSON.parse(text, function (key, value) { + var a; + if (typeof value === 'string') { + a = +/^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)Z$/.exec(value); + if (a) { + return new Date(Date.UTC(+a[1], +a[2] - 1, +a[3], +a[4], + +a[5], +a[6])); + } + } + return value; + }); + + myData = JSON.parse('["Date(09/09/2001)"]', function (key, value) { + var d; + if (typeof value === 'string' && + value.slice(0, 5) === 'Date(' && + value.slice(-1) === ')') { + d = new Date(value.slice(5, -1)); + if (d) { + return d; + } + } + return value; + }); + + + This is a reference implementation. You are free to copy, modify, or + redistribute. +*/ + +/*jslint evil: true, strict: false */ + +/*members "", "\b", "\t", "\n", "\f", "\r", "\"", JSON, "\\", apply, + call, charCodeAt, getUTCDate, getUTCFullYear, getUTCHours, + getUTCMinutes, getUTCMonth, getUTCSeconds, hasOwnProperty, join, + lastIndex, length, parse, prototype, push, replace, slice, stringify, + test, toJSON, toString, valueOf +*/ + + +// Create a JSON object only if one does not already exist. We create the +// methods in a closure to avoid creating global variables. + +if (!this.JSON) { + this.JSON = {}; +} + +(function () { + + function f(n) { + // Format integers to have at least two digits. + return n < 10 ? '0' + n : n; + } + + if (typeof Date.prototype.toJSON !== 'function') { + + Date.prototype.toJSON = function (key) { + + return isFinite(this.valueOf()) ? + this.getUTCFullYear() + '-' + + f(this.getUTCMonth() + 1) + '-' + + f(this.getUTCDate()) + 'T' + + f(this.getUTCHours()) + ':' + + f(this.getUTCMinutes()) + ':' + + f(this.getUTCSeconds()) + 'Z' : null; + }; + + String.prototype.toJSON = + Number.prototype.toJSON = + Boolean.prototype.toJSON = function (key) { + return this.valueOf(); + }; + } + + var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g, + escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g, + gap, + indent, + meta = { // table of character substitutions + '\b': '\\b', + '\t': '\\t', + '\n': '\\n', + '\f': '\\f', + '\r': '\\r', + '"' : '\\"', + '\\': '\\\\' + }, + rep; + + + function quote(string) { + +// If the string contains no control characters, no quote characters, and no +// backslash characters, then we can safely slap some quotes around it. +// Otherwise we must also replace the offending characters with safe escape +// sequences. + + escapable.lastIndex = 0; + return escapable.test(string) ? + '"' + string.replace(escapable, function (a) { + var c = meta[a]; + return typeof c === 'string' ? c : + '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }) + '"' : + '"' + string + '"'; + } + + + function str(key, holder) { + +// Produce a string from holder[key]. + + var i, // The loop counter. + k, // The member key. + v, // The member value. + length, + mind = gap, + partial, + value = holder[key]; + +// If the value has a toJSON method, call it to obtain a replacement value. + + if (value && typeof value === 'object' && + typeof value.toJSON === 'function') { + value = value.toJSON(key); + } + +// If we were called with a replacer function, then call the replacer to +// obtain a replacement value. + + if (typeof rep === 'function') { + value = rep.call(holder, key, value); + } + +// What happens next depends on the value's type. + + switch (typeof value) { + case 'string': + return quote(value); + + case 'number': + +// JSON numbers must be finite. Encode non-finite numbers as null. + + return isFinite(value) ? String(value) : 'null'; + + case 'boolean': + case 'null': + +// If the value is a boolean or null, convert it to a string. Note: +// typeof null does not produce 'null'. The case is included here in +// the remote chance that this gets fixed someday. + + return String(value); + +// If the type is 'object', we might be dealing with an object or an array or +// null. + + case 'object': + +// Due to a specification blunder in ECMAScript, typeof null is 'object', +// so watch out for that case. + + if (!value) { + return 'null'; + } + +// Make an array to hold the partial results of stringifying this object value. + + gap += indent; + partial = []; + +// Is the value an array? + + if (Object.prototype.toString.apply(value) === '[object Array]') { + +// The value is an array. Stringify every element. Use null as a placeholder +// for non-JSON values. + + length = value.length; + for (i = 0; i < length; i += 1) { + partial[i] = str(i, value) || 'null'; + } + +// Join all of the elements together, separated with commas, and wrap them in +// brackets. + + v = partial.length === 0 ? '[]' : + gap ? '[\n' + gap + + partial.join(',\n' + gap) + '\n' + + mind + ']' : + '[' + partial.join(',') + ']'; + gap = mind; + return v; + } + +// If the replacer is an array, use it to select the members to be stringified. + + if (rep && typeof rep === 'object') { + length = rep.length; + for (i = 0; i < length; i += 1) { + k = rep[i]; + if (typeof k === 'string') { + v = str(k, value); + if (v) { + partial.push(quote(k) + (gap ? ': ' : ':') + v); + } + } + } + } else { + +// Otherwise, iterate through all of the keys in the object. + + for (k in value) { + if (Object.hasOwnProperty.call(value, k)) { + v = str(k, value); + if (v) { + partial.push(quote(k) + (gap ? ': ' : ':') + v); + } + } + } + } + +// Join all of the member texts together, separated with commas, +// and wrap them in braces. + + v = partial.length === 0 ? '{}' : + gap ? '{\n' + gap + partial.join(',\n' + gap) + '\n' + + mind + '}' : '{' + partial.join(',') + '}'; + gap = mind; + return v; + } + } + +// If the JSON object does not yet have a stringify method, give it one. + + if (typeof JSON.stringify !== 'function') { + JSON.stringify = function (value, replacer, space) { + +// The stringify method takes a value and an optional replacer, and an optional +// space parameter, and returns a JSON text. The replacer can be a function +// that can replace values, or an array of strings that will select the keys. +// A default replacer method can be provided. Use of the space parameter can +// produce text that is more easily readable. + + var i; + gap = ''; + indent = ''; + +// If the space parameter is a number, make an indent string containing that +// many spaces. + + if (typeof space === 'number') { + for (i = 0; i < space; i += 1) { + indent += ' '; + } + +// If the space parameter is a string, it will be used as the indent string. + + } else if (typeof space === 'string') { + indent = space; + } + +// If there is a replacer, it must be a function or an array. +// Otherwise, throw an error. + + rep = replacer; + if (replacer && typeof replacer !== 'function' && + (typeof replacer !== 'object' || + typeof replacer.length !== 'number')) { + throw new Error('JSON.stringify'); + } + +// Make a fake root object containing our value under the key of ''. +// Return the result of stringifying the value. + + return str('', {'': value}); + }; + } + + +// If the JSON object does not yet have a parse method, give it one. + + if (typeof JSON.parse !== 'function') { + JSON.parse = function (text, reviver) { + +// The parse method takes a text and an optional reviver function, and returns +// a JavaScript value if the text is a valid JSON text. + + var j; + + function walk(holder, key) { + +// The walk method is used to recursively walk the resulting structure so +// that modifications can be made. + + var k, v, value = holder[key]; + if (value && typeof value === 'object') { + for (k in value) { + if (Object.hasOwnProperty.call(value, k)) { + v = walk(value, k); + if (v !== undefined) { + value[k] = v; + } else { + delete value[k]; + } + } + } + } + return reviver.call(holder, key, value); + } + + +// Parsing happens in four stages. In the first stage, we replace certain +// Unicode characters with escape sequences. JavaScript handles many characters +// incorrectly, either silently deleting them, or treating them as line endings. + + text = String(text); + cx.lastIndex = 0; + if (cx.test(text)) { + text = text.replace(cx, function (a) { + return '\\u' + + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }); + } + +// In the second stage, we run the text against regular expressions that look +// for non-JSON patterns. We are especially concerned with '()' and 'new' +// because they can cause invocation, and '=' because it can cause mutation. +// But just to be safe, we want to reject all unexpected forms. + +// We split the second stage into 4 regexp operations in order to work around +// crippling inefficiencies in IE's and Safari's regexp engines. First we +// replace the JSON backslash pairs with '@' (a non-JSON character). Second, we +// replace all simple value tokens with ']' characters. Third, we delete all +// open brackets that follow a colon or comma or that begin the text. Finally, +// we look to see that the remaining characters are only whitespace or ']' or +// ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval. + + if (/^[\],:{}\s]*$/. +test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@'). +replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']'). +replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) { + +// In the third stage we use the eval function to compile the text into a +// JavaScript structure. The '{' operator is subject to a syntactic ambiguity +// in JavaScript: it can begin a block or an object literal. We wrap the text +// in parens to eliminate the ambiguity. + + j = eval('(' + text + ')'); + +// In the optional fourth stage, we recursively walk the new structure, passing +// each name/value pair to a reviver function for possible transformation. + + return typeof reviver === 'function' ? + walk({'': j}, '') : j; + } + +// If the text is not JSON parseable, then a SyntaxError is thrown. + + throw new SyntaxError('JSON.parse'); + }; + } +}()); \ No newline at end of file diff --git a/lib/store.js b/lib/store.js new file mode 100644 index 0000000..aa8358a --- /dev/null +++ b/lib/store.js @@ -0,0 +1,74 @@ +/*documentation: http://github.com/marcuswestin/store.js*/ +var store = (function(){ + var api = {}, + win = window, + doc = win.document, + localStorageName = 'localStorage', + globalStorageName = 'globalStorage', + storage + + api.set = function(key, value) {} + api.get = function(key) {} + api.remove = function(key) {} + api.clear = function() {} + + function serialize(value) { + return JSON.stringify(value) + } + function deserialize(value) { + if (typeof value != 'string') { return undefined } + return JSON.parse(value) + } + + if (localStorageName in win && win[localStorageName]) { + storage = win[localStorageName] + api.set = function(key, val) { storage[key] = serialize(val) } + api.get = function(key) { return deserialize(storage[key]) } + api.remove = function(key) { delete storage[key] } + api.clear = function() { storage.clear() } + + } else if (globalStorageName in win && win[globalStorageName]) { + storage = win[globalStorageName][win.location.hostname] + api.set = function(key, val) { storage[key] = serialize(val) } + api.get = function(key) { return deserialize(storage[key] && storage[key].value) } + api.remove = function(key) { delete storage[key] } + api.clear = function() { for (var key in storage ) { delete storage[key] } } + + } else if (doc.documentElement.addBehavior) { + function getStorage() { + if (storage) { return storage; } + storage = doc.body.appendChild(doc.createElement('div')) + storage.style.display = 'none' + // See http://msdn.microsoft.com/en-us/library/ms531081(v=VS.85).aspx + // and http://msdn.microsoft.com/en-us/library/ms531424(v=VS.85).aspx + storage.addBehavior('#default#userData') + storage.load(localStorageName) + return storage; + } + api.set = function(key, val) { + var storage = getStorage() + storage.setAttribute(key, serialize(val)) + storage.save(localStorageName) + } + api.get = function(key) { + var storage = getStorage() + return deserialize(storage.getAttribute(key)) + } + api.remove = function(key) { + var storage = getStorage() + storage.removeAttribute(key) + storage.save(localStorageName) + } + api.clear = function() { + var storage = getStorage() + var attributes = storage.XMLDocument.documentElement.attributes; + storage.load(localStorageName) + for (var i=0, attr; attr = attributes[i]; i++) { + storage.removeAttribute(attr.name) + } + storage.save(localStorageName) + } + } + + return api +})() diff --git a/manifest.json b/manifest.json new file mode 100644 index 0000000..824d032 --- /dev/null +++ b/manifest.json @@ -0,0 +1,28 @@ +{ "name": "Hacker News Hotkeys" + +, "version": "0.1" + +, "description": "Gmail style hotkeys for Hacker News. Want Vim or Emacs style? + Pay me or bother me :) — dtrejo@cs.brown.ēđū" + +, "browser_action": { "default_icon": "images/hnkeys128.png" } + +, "background_page": "background.html" + +, "permissions": [ "tabs" ] + +, "browser_action": { "default_icon": "images/hnkeys128.png" + , "popup": "popup.html" + } + +, "icons": { "16": "images/hnkeys16.png" + , "32": "images/hnkeys32.png" + , "48": "images/hnkeys48.png" + , "128": "images/hnkeys128.png" + } + +, "content_scripts": [{ "matches": ["http://news.ycombinator.com/*"] + , "css": ["hnkeys.css"] + , "js": ["lib/jquery-1.4.2.min.js", "lib/jquery.hotkeys.js", "hnkeys.js"] + }] +} \ No newline at end of file diff --git a/popup.html b/popup.html new file mode 100644 index 0000000..9b3f969 --- /dev/null +++ b/popup.html @@ -0,0 +1,58 @@ + + + + + + + + + + + +
+

Current style of hotkeys: gmail style.

+ +
+

Key — Action

+

+ j — move down
+ k — move up
+ o — open / view comments
+ enter — same as above
+ r — reply to comment or post. Only works on article pages
+ w — upvote (win)
+ s — downvote
+

+

Sample Workflow

+

Hit news.ycombinator.com
+ hit 'j' a few times to get to the 3rd post
+ hit 'o' or 'enter' to view the comments
+ hit 'o' again to read the article
+ hit ctrl-w or cmd-w to close the tab
+ hit 'j' to scroll down the rest of the comments
+ hit 'r' to respond to someone who is wrong on the internet.
+

+

That's it!
+ Made by DTrejo :) +

+ + +