4chan-x/src/General/Index.coffee

282 lines
10 KiB
CoffeeScript

Index =
init: ->
return if g.VIEW isnt 'index' or g.BOARD.ID is 'f'
@button = $.el 'a',
className: 'index-refresh-shortcut fa fa-refresh'
title: 'Refresh Index'
href: 'javascript:;'
$.on @button, 'click', @update
Header.addShortcut @button, 1
modeEntry =
el: $.el 'span', textContent: 'Index mode'
subEntries: [
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Mode" value="paged"> Paged' }
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Mode" value="all pages"> All threads' }
]
for label in modeEntry.subEntries
input = label.el.firstChild
input.checked = Conf['Index Mode'] is input.value
$.on input, 'change', $.cb.value
$.on input, 'change', @cb.mode
sortEntry =
el: $.el 'span', textContent: 'Sort by'
subEntries: [
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="bump"> Bump order' }
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="lastreply"> Last reply' }
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="birth"> Creation date' }
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="replycount"> Reply count' }
{ el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="filecount"> File count' }
]
for label in sortEntry.subEntries
input = label.el.firstChild
input.checked = Conf['Index Sort'] is input.value
$.on input, 'change', $.cb.value
$.on input, 'change', @cb.sort
$.event 'AddMenuEntry',
type: 'header'
el: $.el 'span',
textContent: 'Index Navigation'
order: 90
subEntries: [modeEntry, sortEntry]
$.addClass doc, 'index-loading'
@update()
@root = $.el 'div', className: 'board'
@pagelist = $.el 'div',
className: 'pagelist'
hidden: true
innerHTML: <%= importHTML('General/Index-pagelist') %>
@currentPage = @getCurrentPage()
$.on window, 'popstate', @cb.popstate
$.on @pagelist, 'click', @cb.pageNav
$.asap (-> $('.pagelist', doc) or d.readyState isnt 'loading'), ->
$.replace $('.board'), Index.root
$.replace $('.pagelist'), Index.pagelist
$.rmClass doc, 'index-loading'
cb:
mode: ->
Index.togglePagelist()
Index.buildIndex()
sort: ->
Index.sort()
Index.buildIndex()
popstate: (e) ->
pageNum = Index.getCurrentPage()
Index.pageLoad pageNum if Index.currentPage isnt pageNum
pageNav: (e) ->
return if e.shiftKey or e.altKey or e.ctrlKey or e.metaKey or e.button isnt 0
switch e.target.nodeName
when 'BUTTON'
a = e.target.parentNode
when 'A'
a = e.target
else
return
e.preventDefault()
Index.pageNav +a.pathname.split('/')[2]
scrollToIndex: ->
Header.scrollToIfNeeded Index.root
getCurrentPage: ->
+window.location.pathname.split('/')[2]
pageNav: (pageNum) ->
return if Index.currentPage is pageNum
history.pushState null, '', if pageNum is 0 then './' else pageNum
Index.pageLoad pageNum
pageLoad: (pageNum) ->
Index.currentPage = pageNum
return if Conf['Index Mode'] isnt 'paged'
Index.buildIndex()
Index.setPage()
Index.scrollToIndex()
togglePagelist: ->
Index.pagelist.hidden = Conf['Index Mode'] isnt 'paged'
buildPagelist: ->
pagesRoot = $ '.pages', Index.pagelist
if pagesRoot.childElementCount isnt Index.pagesNum
nodes = []
for i in [0..Index.pagesNum - 1]
a = $.el 'a',
textContent: i
href: if i then i else './'
nodes.push $.tn('['), a, $.tn '] '
$.rmAll pagesRoot
$.add pagesRoot, nodes
Index.setPage()
Index.togglePagelist()
setPage: ->
pageNum = Index.getCurrentPage()
pagesRoot = $ '.pages', Index.pagelist
# Previous/Next buttons
prev = pagesRoot.previousSibling.firstChild
next = pagesRoot.nextSibling.firstChild
href = Math.max pageNum - 1, 0
prev.href = if href is 0 then './' else href
prev.firstChild.disabled = href is pageNum
href = Math.min pageNum + 1, Index.pagesNum - 1
next.href = if href is 0 then './' else href
next.firstChild.disabled = href is pageNum
# <strong> current page
if strong = $ 'strong', pagesRoot
return if +strong.textContent is pageNum
$.replace strong, strong.firstChild
else
strong = $.el 'strong'
a = pagesRoot.children[pageNum]
$.before a, strong
$.add strong, a
update: ->
return unless navigator.onLine
Index.req?.abort()
Index.notice?.close()
Index.notice = new Notice 'info', 'Refreshing index...'
Index.req = $.ajax "//api.4chan.org/#{g.BOARD}/catalog.json",
onabort: Index.load
onloadend: Index.load
,
whenModified: true
$.addClass Index.button, 'fa-spin'
load: (e) ->
$.rmClass Index.button, 'fa-spin'
{req, notice} = Index
delete Index.req
delete Index.notice
if e.type is 'abort'
req.onloadend = null
notice.close()
return
try
Index.parse JSON.parse req.response if req.status is 200
catch err
c.error 'Index failure:', err.stack
# network error or non-JSON content for example.
notice.setType 'error'
notice.el.lastElementChild.textContent = 'Index refresh failed.'
setTimeout notice.close, 2 * $.SECOND
return
notice.setType 'success'
notice.el.lastElementChild.textContent = 'Index refreshed!'
setTimeout notice.close, $.SECOND
Index.scrollToIndex()
parse: (pages) ->
Index.parseThreadList pages
Index.buildThreads()
Index.sort()
Index.buildIndex()
Index.buildPagelist()
parseThreadList: (pages) ->
Index.pagesNum = pages.length
Index.threadsNumPerPage = pages[0].threads.length
Index.liveThreadData = pages.reduce ((arr, next) -> arr.concat next.threads), []
Index.liveThreadIDs = Index.liveThreadData.map (data) -> data.no
for threadID, thread of g.BOARD.threads when thread.ID not in Index.liveThreadIDs
thread.collect()
return
buildThreads: ->
Index.nodes = []
threads = []
posts = []
for threadData in Index.liveThreadData
threadRoot = Build.thread g.BOARD, threadData
Index.nodes.push threadRoot, $.el 'hr'
if thread = g.BOARD.threads[threadData.no]
thread.setStatus 'Sticky', !!threadData.sticky
thread.setStatus 'Closed', !!threadData.closed
else
thread = new Thread threadData.no, g.BOARD
threads.push thread
# postRoots = $$ '.thread > .postContainer', threadRoot
# for postRoot in postRoots when postRoot.id.match(/\d+/)[0] not of thread.posts
OPRoot = $ '.opContainer', threadRoot
continue if OPRoot.id.match(/\d+/)[0] of thread.posts
try
posts.push new Post OPRoot, thread, g.BOARD
catch err
# Skip posts that we failed to parse.
Main.handleErrors
message: "Parsing of Post No.#{postRoot.id.match /\d+/} failed. Post will be skipped."
error: err
# Add the threads and <hr>s in a container to make sure all features work.
$.nodes Index.nodes
Main.callbackNodes Thread, threads
Main.callbackNodes Post, posts
buildReplies: (threadRoots) ->
posts = []
for threadRoot in threadRoots by 2
thread = Get.threadFromRoot threadRoot
i = Index.liveThreadIDs.indexOf thread.ID
continue unless lastReplies = Index.liveThreadData[i].last_replies
nodes = []
for data in lastReplies
if post = thread.posts[data.no]
nodes.push post.nodes.root
continue
nodes.push node = Build.postFromObject data, thread.board.ID
try
posts.push new Post node, thread, thread.board
catch err
# Skip posts that we failed to parse.
errors = [] unless errors
errors.push
message: "Parsing of Post No.#{postRoot.id.match /\d+/} failed. Post will be skipped."
error: err
$.add threadRoot, nodes
Main.handleErrors errors if errors
Main.callbackNodes Post, posts
sort: ->
switch Conf['Index Sort']
when 'bump'
sortedThreadIDs = Index.liveThreadIDs
when 'lastreply'
sortedThreadIDs = [Index.liveThreadData...].sort((a, b) ->
a = a.last_replies[a.last_replies.length - 1] if 'last_replies' of a
b = b.last_replies[b.last_replies.length - 1] if 'last_replies' of b
b.no - a.no
).map (data) -> data.no
when 'birth'
sortedThreadIDs = [Index.liveThreadIDs...].sort (a, b) -> b - a
when 'replycount'
sortedThreadIDs = [Index.liveThreadData...].sort((a, b) -> b.replies - a.replies).map (data) -> data.no
when 'filecount'
sortedThreadIDs = [Index.liveThreadData...].sort((a, b) -> b.images - a.images).map (data) -> data.no
Index.sortedNodes = []
for threadID in sortedThreadIDs
i = Index.liveThreadIDs.indexOf(threadID) * 2
Index.sortedNodes.push Index.nodes[i], Index.nodes[i + 1]
# Put the sticky threads on top of the index.
offset = 0
for threadRoot, i in Index.sortedNodes by 2 when Get.threadFromRoot(threadRoot).isSticky
Index.sortedNodes.splice offset++ * 2, 0, Index.sortedNodes.splice(i, 2)...
return unless Conf['Filter']
# Put the highlighted thread & <hr> on top of the index
# while keeping the original order they appear in.
offset = 0
for threadRoot, i in Index.sortedNodes by 2 when Get.threadFromRoot(threadRoot).isOnTop
Index.sortedNodes.splice offset++ * 2, 0, Index.sortedNodes.splice(i, 2)...
return
buildIndex: ->
if Conf['Index Mode'] is 'paged'
pageNum = Index.getCurrentPage()
nodesPerPage = Index.threadsNumPerPage * 2
nodes = Index.sortedNodes[nodesPerPage * pageNum ... nodesPerPage * (pageNum + 1)]
else
nodes = Index.sortedNodes
$.rmAll Index.root
Index.buildReplies nodes
$.event 'IndexRefresh'
$.add Index.root, nodes