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/*
** Default to using Markdown markup
*/
#define DEFAULT_FORUM_MIMETYPE "text/x-markdown"
#if INTERFACE
/*
** Each instance of the following object represents a single message -
** Each instance of the following object represents a single message -
** either the initial post, an edit to a post, a reply, or an edit to
** a reply.
*/
struct ForumEntry {
int fpid; /* rid for this entry */
struct ForumPost {
int fpid; /* rid for this post */
int fprev; /* zero if initial entry. non-zero if an edit */
int firt; /* This entry replies to firt */
int mfirt; /* Root in-reply-to */
int nReply; /* Number of replies to this entry */
int sid; /* Serial ID number */
int rev; /* Revision number */
char *zUuid; /* Artifact hash */
ForumPost *pIrt; /* This post replies to pIrt */
ForumPost *pEditHead; /* Original, unedited post */
ForumEntry *pLeaf; /* Most recent edit for this entry */
ForumEntry *pEdit; /* This entry is an edit of pEdit */
ForumEntry *pNext; /* Next in chronological order */
ForumEntry *pPrev; /* Previous in chronological order */
ForumEntry *pDisplay; /* Next in display order */
int nIndent; /* Number of levels of indentation for this entry */
ForumPost *pEditTail; /* Most recent edit for this post */
ForumPost *pEditNext; /* This post is edited by pEditNext */
ForumPost *pEditPrev; /* This post is an edit of pEditPrev */
ForumPost *pNext; /* Next in chronological order */
ForumPost *pPrev; /* Previous in chronological order */
ForumPost *pDisplay; /* Next in display order */
int nEdit; /* Number of edits to this post */
int nIndent; /* Number of levels of indentation for this post */
};
/*
** A single instance of the following tracks all entries for a thread.
*/
struct ForumThread {
ForumEntry *pFirst; /* First entry in chronological order */
ForumEntry *pLast; /* Last entry in chronological order */
ForumEntry *pDisplay; /* Entries in display order */
ForumEntry *pTail; /* Last on the display list */
ForumPost *pFirst; /* First post in chronological order */
ForumPost *pLast; /* Last post in chronological order */
ForumPost *pDisplay; /* Entries in display order */
ForumPost *pTail; /* Last on the display list */
int mxIndent; /* Maximum indentation level */
};
#endif /* INTERFACE */
/*
** Return true if the forum entry with the given rid has been
** Return true if the forum post with the given rid has been
** subsequently edited.
*/
int forum_rid_has_been_edited(int rid){
static Stmt q;
int res;
db_static_prepare(&q,
"SELECT 1 FROM forumpost A, forumpost B"
" WHERE A.fpid=$rid AND B.froot=A.froot AND B.fprev=$rid"
);
db_bind_int(&q, "$rid", rid);
res = db_step(&q)==SQLITE_ROW;
db_reset(&q);
return res;
}
/*
** Delete a complete ForumThread and all its entries.
*/
static void forumthread_delete(ForumThread *pThread){
ForumEntry *pEntry, *pNext;
for(pEntry=pThread->pFirst; pEntry; pEntry = pNext){
pNext = pEntry->pNext;
fossil_free(pEntry->zUuid);
fossil_free(pEntry);
ForumPost *pPost, *pNext;
for(pPost=pThread->pFirst; pPost; pPost = pNext){
pNext = pPost->pNext;
fossil_free(pPost->zUuid);
fossil_free(pPost);
}
fossil_free(pThread);
}
#if 0 /* not used */
/*
** Search a ForumEntry list forwards looking for the entry with fpid
** Search a ForumPost list forwards looking for the post with fpid
*/
static ForumEntry *forumentry_forward(ForumEntry *p, int fpid){
static ForumPost *forumpost_forward(ForumPost *p, int fpid){
while( p && p->fpid!=fpid ) p = p->pNext;
return p;
}
#endif
/*
** Search backwards for a ForumEntry
** Search backwards for a ForumPost
*/
static ForumEntry *forumentry_backward(ForumEntry *p, int fpid){
static ForumPost *forumpost_backward(ForumPost *p, int fpid){
while( p && p->fpid!=fpid ) p = p->pPrev;
return p;
}
/*
** Add an entry to the display list
** Add a post to the display list
*/
static void forumentry_add_to_display(ForumThread *pThread, ForumEntry *p){
static void forumpost_add_to_display(ForumThread *pThread, ForumPost *p){
if( pThread->pDisplay==0 ){
pThread->pDisplay = p;
}else{
pThread->pTail->pDisplay = p;
}
pThread->pTail = p;
}
/*
** Extend the display list for pThread by adding all entries that
** reference fpid. The first such entry will be no earlier then
** entry "p".
** reference fpid. The first such post will be no earlier then
** post "p".
*/
static void forumthread_display_order(
ForumThread *pThread, /* The complete thread */
ForumEntry *pBase /* Add replies to this entry */
ForumPost *pBase /* Add replies to this post */
){
ForumEntry *p;
ForumEntry *pPrev = 0;
ForumPost *p;
ForumPost *pPrev = 0;
ForumPost *pBaseIrt;
for(p=pBase->pNext; p; p=p->pNext){
if( !p->pEditPrev && p->pIrt ){
pBaseIrt = p->pIrt->pEditHead ? p->pIrt->pEditHead : p->pIrt;
if( p->fprev==0 && p->mfirt==pBase->fpid ){
if( pPrev ){
pPrev->nIndent = pBase->nIndent + 1;
forumentry_add_to_display(pThread, pPrev);
forumthread_display_order(pThread, pPrev);
}
if( pBaseIrt==pBase ){
if( pPrev ){
pPrev->nIndent = pBase->nIndent + 1;
forumpost_add_to_display(pThread, pPrev);
forumthread_display_order(pThread, pPrev);
}
pBase->nReply++;
pPrev = p;
pPrev = p;
}
}
}
if( pPrev ){
pPrev->nIndent = pBase->nIndent + 1;
if( pPrev->nIndent>pThread->mxIndent ) pThread->mxIndent = pPrev->nIndent;
forumentry_add_to_display(pThread, pPrev);
forumpost_add_to_display(pThread, pPrev);
forumthread_display_order(pThread, pPrev);
}
}
/*
** Construct a ForumThread object given the root record id.
*/
static ForumThread *forumthread_create(int froot, int computeHierarchy){
ForumThread *pThread;
ForumPost *pPost;
ForumEntry *pEntry;
ForumPost *p;
Stmt q;
int sid = 1;
Bag seen = Bag_INIT;
int firt, fprev;
pThread = fossil_malloc( sizeof(*pThread) );
memset(pThread, 0, sizeof(*pThread));
db_prepare(&q,
"SELECT fpid, firt, fprev, (SELECT uuid FROM blob WHERE rid=fpid)"
" FROM forumpost"
" WHERE froot=%d ORDER BY fmtime",
froot
);
while( db_step(&q)==SQLITE_ROW ){
pEntry = fossil_malloc( sizeof(*pEntry) );
memset(pEntry, 0, sizeof(*pEntry));
pEntry->fpid = db_column_int(&q, 0);
pEntry->firt = db_column_int(&q, 1);
pEntry->fprev = db_column_int(&q, 2);
pEntry->zUuid = fossil_strdup(db_column_text(&q,3));
pPost = fossil_malloc( sizeof(*pPost) );
memset(pPost, 0, sizeof(*pPost));
pPost->fpid = db_column_int(&q, 0);
firt = db_column_int(&q, 1);
fprev = db_column_int(&q, 2);
pPost->zUuid = fossil_strdup(db_column_text(&q,3));
pEntry->mfirt = pEntry->firt;
pEntry->sid = sid++;
pEntry->pPrev = pThread->pLast;
pEntry->pNext = 0;
if( !fprev ) pPost->sid = sid++;
pPost->pPrev = pThread->pLast;
pPost->pNext = 0;
bag_insert(&seen, pEntry->fpid);
if( pThread->pLast==0 ){
pThread->pFirst = pEntry;
pThread->pFirst = pPost;
}else{
pThread->pLast->pNext = pEntry;
pThread->pLast->pNext = pPost;
}
pThread->pLast = pPost;
if( pEntry->firt && !bag_find(&seen,pEntry->firt) ){
pEntry->firt = froot;
pEntry->mfirt = froot;
}
/* Find the in-reply-to post. Default to the topic post if the replied-to
** post cannot be found. */
if( firt ){
pPost->pIrt = pThread->pFirst;
for(p=pThread->pFirst; p; p=p->pNext){
if( p->fpid==firt ){
pPost->pIrt = p;
break;
}
pThread->pLast = pEntry;
}
}
db_finalize(&q);
bag_clear(&seen);
/* Establish which entries are the latest edit. After this loop
}
** completes, entries that have non-NULL pLeaf should not be
** displayed.
*/
for(pEntry=pThread->pFirst; pEntry; pEntry=pEntry->pNext){
if( pEntry->fprev ){
/* Maintain the linked list of post edits. */
if( fprev ){
ForumEntry *pBase = 0, *p;
p = forumentry_backward(pEntry->pPrev, pEntry->fprev);
pEntry->pEdit = p;
while( p ){
pBase = p;
p->pLeaf = pEntry;
p = pBase->pEdit;
p = forumpost_backward(pPost->pPrev, fprev);
p->pEditNext = pPost;
pPost->sid = p->sid;
pPost->rev = p->rev+1;
pPost->nEdit = p->nEdit+1;
pPost->pEditPrev = p;
}
for(p=pEntry->pNext; p; p=p->pNext){
if( p->mfirt==pEntry->fpid ) p->mfirt = pBase->fpid;
pPost->pEditHead = p->pEditHead ? p->pEditHead : p;
for(; p; p=p->pEditPrev ){
p->nEdit = pPost->nEdit;
p->pEditTail = pPost;
}
}
}
db_finalize(&q);
if( computeHierarchy ){
/* Compute the hierarchical display order */
pEntry = pThread->pFirst;
pEntry->nIndent = 1;
pPost = pThread->pFirst;
pPost->nIndent = 1;
pThread->mxIndent = 1;
forumentry_add_to_display(pThread, pEntry);
forumthread_display_order(pThread, pEntry);
forumpost_add_to_display(pThread, pPost);
forumthread_display_order(pThread, pPost);
}
/* Return the result */
return pThread;
}
/*
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|
zResult = fossil_strdup(zLogin);
}
db_reset(&q);
return zResult;
}
/*
** Display all posts in a forum thread in chronological order
** Display a single post in a forum thread.
*/
static void forum_display_chronological(int froot, int target, int bRawMode){
static void forum_display_post(
ForumThread *pThread = forumthread_create(froot, 0);
ForumEntry *p;
int notAnon = login_is_individual();
char cMode = bRawMode ? 'r' : 'c';
for(p=pThread->pFirst; p; p=p->pNext){
char *zDate;
Manifest *pPost;
int isPrivate; /* True for posts awaiting moderation */
int sameUser; /* True if author is also the reader */
const char *zUuid;
char *zDisplayName; /* The display name */
int sid;
pPost = manifest_get(p->fpid, CFTYPE_FORUM, 0);
if( pPost==0 ) continue;
if( p->fpid==target ){
@ <div id="forum%d(p->fpid)" class="forumTime forumSel">
ForumPost *p, /* Forum post to display */
int iIndentScale, /* Indent scale factor */
int bRaw, /* True to omit the border */
int bUnf, /* True to leave the post unformatted */
int bHist, /* True if showing edit history */
int bSelect, /* True if this is the selected post */
char *zQuery /* Common query string */
){
char *zDisplayName; /* The display name */
char *zDate; /* The time/date string */
char *zHist; /* History query string */
Manifest *pManifest; /* Manifest comprising the current post */
int bPrivate; /* True for posts awaiting moderation */
int bSameUser; /* True if author is also the reader */
int iIndent; /* Indent level */
const char *zMimetype;/* Formatting MIME type */
/* Get the manifest for the post. Abort if not found (e.g. shunned). */
pManifest = manifest_get(p->fpid, CFTYPE_FORUM, 0);
if( !pManifest ) return;
/* When not in raw mode, create the border around the post. */
if( !bRaw ){
/* Open the <div> enclosing the post. Set the class string to mark the post
** as selected and/or obsolete. */
iIndent = (p->pEditHead ? p->pEditHead->nIndent : p->nIndent)-1;
@ <div id='forum%d(p->fpid)' class='forumTime\
@ %s(bSelect ? " forumSel" : "")\
}else if( p->pLeaf!=0 ){
@ <div id="forum%d(p->fpid)" class="forumTime forumObs">
}else{
@ %s(p->pEditTail ? " forumObs" : "")'\
if( iIndent && iIndentScale ){
@ style='margin-left: %d(iIndent*iIndentScale)ex'
@ <div id="forum%d(p->fpid)" class="forumTime">
}
@ >
/* If this is the first post (or an edit thereof), emit the thread title. */
if( pPost->zThreadTitle ){
@ <h1>%h(pPost->zThreadTitle)</h1>
if( pManifest->zThreadTitle ){
@ <h1>%h(pManifest->zThreadTitle)</h1>
}
zDate = db_text(0, "SELECT datetime(%.17g)", pPost->rDate);
zDisplayName = display_name_from_login(pPost->zUser);
/* Emit the serial number, revision number, author, and date. */
zDisplayName = display_name_from_login(pManifest->zUser);
sid = p->pEdit ? p->pEdit->sid : p->sid;
@ <h3 class='forumPostHdr'>(%d(sid)) By %h(zDisplayName) on %h(zDate)
zDate = db_text(0, "SELECT datetime(%.17g)", pManifest->rDate);
@ <h3 class='forumPostHdr'>(%d(p->sid)\
if( p->nEdit ){
@ .%.*d(fossil_num_digits(p->nEdit))(p->rev)\
}
@ ) By %h(zDisplayName) on %h(zDate)
fossil_free(zDisplayName);
fossil_free(zDate);
/* If this is an edit, refer back to the old version. Be sure "hist" is in
** the query string so the old version will actually be shown. */
if( p->pEdit ){
@ edit of %z(href("%R/forumpost/%S?t=%c",p->pEdit->zUuid,cMode))\
@ %d(p->pEdit->sid)</a>
if( p->pEditPrev ){
zHist = bHist ? "" : "&hist";
@ edit of \
@ %z(href("%R/forumpost/%S?%s%s",p->pEditPrev->zUuid,zQuery,zHist))\
@ %d(p->sid).%.*d(fossil_num_digits(p->nEdit))(p->pEditPrev->rev)</a>
}
/* If debugging is enabled, link to the artifact page. */
if( g.perm.Debug ){
@ <span class="debug">\
@ <a href="%R/artifact/%h(p->zUuid)">(artifact-%d(p->fpid))</a></span>
}
if( p->firt ){
ForumEntry *pIrt = p->pPrev;
/* If this is a reply, refer back to the parent post. */
while( pIrt && pIrt->fpid!=p->firt ) pIrt = pIrt->pPrev;
if( pIrt ){
@ in reply to %z(href("%R/forumpost/%S?t=%c",pIrt->zUuid,cMode))\
@ %d(pIrt->sid)</a>
if( p->pIrt ){
@ in reply to %z(href("%R/forumpost/%S?%s",p->pIrt->zUuid,zQuery))\
@ %d(p->pIrt->sid)\
if( p->pIrt->nEdit ){
@ .%.*d(fossil_num_digits(p->pIrt->nEdit))(p->pIrt->rev)\
}
@ </a>
}
zUuid = p->zUuid;
if( p->pLeaf ){
@ updated by %z(href("%R/forumpost/%S?t=%c",p->pLeaf->zUuid,cMode))\
@ %d(p->pLeaf->sid)</a>
zUuid = p->pLeaf->zUuid;
/* If this post was later edited, refer forward to the next edit. */
if( p->pEditNext ){
@ updated by %z(href("%R/forumpost/%S?%s",p->pEditNext->zUuid,zQuery))\
@ %d(p->pEditNext->sid)\
@ .%.*d(fossil_num_digits(p->nEdit))(p->pEditNext->rev)</a>
}
if( p->fpid!=target ){
@ %z(href("%R/forumpost/%S?t=%c",zUuid,cMode))[link]</a>
/* Provide a link to select the individual post. */
if( !bSelect ){
@ %z(href("%R/forumpost/%S?%s",p->zUuid,zQuery))[link]</a>
}
/* Provide a link to the raw source code. */
if( !bRawMode ){
@ %z(href("%R/forumpost/%S?raw",zUuid))[source]</a>
if( !bUnf ){
@ %z(href("%R/forumpost/%S?raw",p->zUuid))[source]</a>
}
isPrivate = content_is_private(p->fpid);
sameUser = notAnon && fossil_strcmp(pPost->zUser, g.zLogin)==0;
@ </h3>
}
/* Check if this post is approved, also if it's by the current user. */
bPrivate = content_is_private(p->fpid);
bSameUser = login_is_individual()
&& fossil_strcmp(pManifest->zUser, g.zLogin)==0;
/* Render the post if the user is able to see it. */
if( isPrivate && !g.perm.ModForum && !sameUser ){
@ <p><span class="modpending">Awaiting Moderator Approval</span></p>
}else{
if( bPrivate && !g.perm.ModForum && !bSameUser ){
@ <p><span class="modpending">Awaiting Moderator Approval</span></p>
}else{
const char *zMimetype;
if( bRawMode ){
zMimetype = "text/plain";
if( bRaw || bUnf || p->pEditTail ){
zMimetype = "text/plain";
}else if( p->pLeaf!=0 ){
zMimetype = "text/plain";
}else{
zMimetype = pPost->zMimetype;
}
forum_render(0, zMimetype, pPost->zWiki, 0, 1);
}
if( g.perm.WrForum && p->pLeaf==0 ){
}else{
zMimetype = pManifest->zMimetype;
}
forum_render(0, zMimetype, pManifest->zWiki, 0, !bRaw);
}
/* When not in raw mode, finish creating the border around the post. */
if( !bRaw ){
/* If the user is able to write to the forum and if this post has not been
** edited, create a form with various interaction buttons. */
if( g.perm.WrForum && !p->pEditTail ){
int sameUser = login_is_individual()
&& fossil_strcmp(pPost->zUser, g.zLogin)==0;
@ <div><form action="%R/forumedit" method="POST">
@ <input type="hidden" name="fpid" value="%s(p->zUuid)">
if( !isPrivate ){
/* Reply and Edit are only available if the post has already
if( !bPrivate ){
/* Reply and Edit are only available if the post has been approved. */
** been approved */
@ <input type="submit" name="reply" value="Reply">
if( g.perm.Admin || sameUser ){
if( g.perm.Admin || bSameUser ){
@ <input type="submit" name="edit" value="Edit">
@ <input type="submit" name="nullout" value="Delete">
}
}else if( g.perm.ModForum ){
/* Provide moderators with moderation buttons for posts that
** are pending moderation */
/* Allow moderators to approve or reject pending posts. Also allow
** forum supervisors to mark non-special users as trusted and therefore
** able to post unmoderated. */
@ <input type="submit" name="approve" value="Approve">
@ <input type="submit" name="reject" value="Reject">
if( g.perm.AdminForum && !login_is_special(pManifest->zUser) ){
@ <br><label><input type="checkbox" name="trust">
generateTrustControls(pPost);
}else if( sameUser ){
/* A post that is pending moderation can be deleted by the
@ Trust user "%h(pManifest->zUser)" so that future posts by \
@ "%h(pManifest->zUser)" do not require moderation.
@ </label>
@ <input type="hidden" name="trustuser" value="%h(pManifest->zUser)">
}
}else if( bSameUser ){
/* Allow users to delete (reject) their own pending posts. */
** person who originally submitted the post */
@ <input type="submit" name="reject" value="Delete">
}
@ </form></div>
}
@ </div>
}
/* Clean up. */
manifest_destroy(pPost);
@ </div>
}
manifest_destroy(pManifest);
}
/*
** Possible display modes for forum_display_thread().
*/
enum {
FD_RAW, /* Like FD_SINGLE, but additionally omit the border, force
** unformatted mode, and inhibit history mode */
FD_SINGLE, /* Render a single post and (optionally) its edit history */
FD_CHRONO, /* Render all posts in chronological order */
FD_HIER, /* Render all posts in an indented hierarchy */
};
/*
** Display a forum thread. If mode is FD_RAW or FD_SINGLE, display only a
** single post from the thread and (optionally) its edit history.
*/
static void forum_display_thread(
int froot, /* Forum thread root post ID */
int fpid, /* Selected forum post ID, or 0 if none selected */
int mode, /* Forum display mode, one of the FD_* enumerations */
int bUnf, /* True if rendering unformatted */
int bHist /* True if showing edit history, ignored for FD_RAW */
){
ForumThread *pThread; /* Thread structure */
ForumPost *pSelect; /* Currently selected post, or NULL if none */
ForumPost *p; /* Post iterator pointer */
char *zQuery; /* Common query string */
int iIndentScale = 4; /* Indent scale factor, measured in "ex" units */
int sid; /* Comparison serial ID */
/* In raw mode, force unformatted display and disable history. */
if( mode == FD_RAW ){
bUnf = 1;
bHist = 0;
}
/* Thread together the posts and (optionally) compute the hierarchy. */
pThread = forumthread_create(froot, mode==FD_HIER);
/* Compute the appropriate indent scaling. */
if( mode==FD_HIER ){
iIndentScale = 4;
while( iIndentScale>1 && iIndentScale*pThread->mxIndent>25 ){
iIndentScale--;
}
}else{
iIndentScale = 0;
}
/* Find the selected post, or (depending on parameters) its latest edit. */
pSelect = fpid ? forumpost_forward(pThread->pFirst, fpid) : 0;
if( !bHist && mode!=FD_RAW && pSelect && pSelect->pEditTail ){
pSelect = pSelect->pEditTail;
}
/* When displaying only a single post, abort if no post was selected or the
** selected forum post does not exist in the thread. Otherwise proceed to
** display the entire thread without marking any posts as selected. */
if( !pSelect && (mode==FD_RAW || mode==FD_SINGLE) ){
return;
}
/* Create the common query string to append to nearly all post links. */
zQuery = mode==FD_RAW ? 0 : mprintf("t=%c%s%s",
mode==FD_SINGLE ? 's' : mode==FD_CHRONO ? 'c' : 'h',
bUnf ? "&unf" : "", bHist ? "&hist" : "");
/* Identify which post to display first. If history is shown, start with the
** original, unedited post. Otherwise advance to the post's latest edit. */
if( mode==FD_RAW || mode==FD_SINGLE ){
p = pSelect;
if( bHist && p->pEditHead ) p = p->pEditHead;
}else{
p = mode==FD_CHRONO ? pThread->pFirst : pThread->pDisplay;
if( !bHist && p->pEditTail ) p = p->pEditTail;
}
/* Display the appropriate subset of posts in sequence. */
while( p ){
/* Display the post. */
forum_display_post(p, iIndentScale, mode==FD_RAW,
bUnf, bHist, p==pSelect, zQuery);
/* Advance to the next post in the thread. */
if( mode==FD_CHRONO ){
/* Chronological mode: display posts (optionally including edits) in their
** original commit order. */
if( bHist ){
p = p->pNext;
}else{
sid = p->sid;
if( p->pEditHead ) p = p->pEditHead;
do p = p->pNext; while( p && p->sid<=sid );
if( p && p->pEditTail ) p = p->pEditTail;
}
}else if( bHist && p->pEditNext ){
/* Hierarchical and single mode: display each post's edits in sequence. */
p = p->pEditNext;
}else if( mode==FD_HIER ){
/* Hierarchical mode: after displaying with each post (optionally
** including edits), go to the next post in computed display order. */
p = p->pEditHead ? p->pEditHead->pDisplay : p->pDisplay;
if( !bHist && p && p->pEditTail ) p = p->pEditTail;
}else{
/* Single and raw mode: terminate after displaying the selected post and
** (optionally) its edits. */
break;
}
}
/* Undocumented "threadtable" query parameter causes thread table
** to be displayed for debugging purposes.
/* Undocumented "threadtable" query parameter causes thread table to be
** displayed for debugging purposes. */
*/
if( PB("threadtable") ){
@ <hr>
@ <table border="1" cellpadding="3" cellspacing="0">
@ <tr><th>sid<th>fpid<th>firt<th>fprev<th>mfirt<th>pLeaf<th>nReply<th>hash
@ <tr><th>sid<th>rev<th>fpid<th>pIrt<th>pEditHead<th>pEditTail\
@ <th>pEditNext<th>pEditPrev<th>pDisplay<th>hash
for(p=pThread->pFirst; p; p=p->pNext){
@ <tr><td>%d(p->sid)<td>%d(p->fpid)<td>%d(p->firt)\
@ <td>%d(p->fprev)<td>%d(p->mfirt)\
@ <td>%d(p->pLeaf?p->pLeaf->fpid:0)<td>%d(p->nReply)\
@ <tr><td>%d(p->sid)<td>%d(p->rev)<td>%d(p->fpid)\
@ <td>%d(p->pIrt ? p->pIrt->fpid : 0)\
@ <td>%d(p->pEditHead ? p->pEditHead->fpid : 0)\
@ <td>%d(p->pEditTail ? p->pEditTail->fpid : 0)\
@ <td>%d(p->pEditNext ? p->pEditNext->fpid : 0)\
@ <td>%d(p->pEditPrev ? p->pEditPrev->fpid : 0)\
@ <td>%d(p->pDisplay ? p->pDisplay->fpid : 0)\
@ <td>%S(p->zUuid)</tr>
}
@ </table>
}
forumthread_delete(pThread);
}
/*
** Display all the edit history of post "target".
*/
static void forum_display_history(int froot, int target, int bRawMode){
ForumThread *pThread = forumthread_create(froot, 0);
ForumEntry *p;
int notAnon = login_is_individual();
char cMode = bRawMode ? 'r' : 'c';
ForumEntry *pLeaf = 0;
int cnt = 0;
for(p=pThread->pFirst; p; p=p->pNext){
if( p->fpid==target ){
pLeaf = p->pLeaf ? p->pLeaf : p;
break;
}
}
for(p=pThread->pFirst; p; p=p->pNext){
char *zDate;
Manifest *pPost;
int isPrivate; /* True for posts awaiting moderation */
int sameUser; /* True if author is also the reader */
const char *zUuid;
char *zDisplayName; /* The display name */
/* Clean up. */
if( p->fpid!=pLeaf->fpid && p->pLeaf!=pLeaf ) continue;
cnt++;
pPost = manifest_get(p->fpid, CFTYPE_FORUM, 0);
if( pPost==0 ) continue;
@ <div id="forum%d(p->fpid)" class="forumTime">
zDate = db_text(0, "SELECT datetime(%.17g)", pPost->rDate);
zDisplayName = display_name_from_login(pPost->zUser);
@ <h3 class='forumPostHdr'>(%d(p->sid)) By %h(zDisplayName) on %h(zDate)
fossil_free(zDisplayName);
fossil_free(zDate);
if( g.perm.Debug ){
@ <span class="debug">\
@ <a href="%R/artifact/%h(p->zUuid)">(artifact-%d(p->fpid))</a></span>
}
if( p->firt && cnt==1 ){
ForumEntry *pIrt = p->pPrev;
while( pIrt && pIrt->fpid!=p->firt ) pIrt = pIrt->pPrev;
if( pIrt ){
@ in reply to %z(href("%R/forumpost/%S?t=%c",pIrt->zUuid,cMode))\
@ %d(pIrt->sid)</a>
}
}
zUuid = p->zUuid;
@ %z(href("%R/forumpost/%S?t=c",zUuid))[link]</a>
if( !bRawMode ){
@ %z(href("%R/forumpost/%S?raw",zUuid))[source]</a>
}
isPrivate = content_is_private(p->fpid);
sameUser = notAnon && fossil_strcmp(pPost->zUser, g.zLogin)==0;
@ </h3>
if( isPrivate && !g.perm.ModForum && !sameUser ){
@ <p><span class="modpending">Awaiting Moderator Approval</span></p>
}else{
forum_render(0, bRawMode?"text/plain":pPost->zMimetype, pPost->zWiki,
0, 1);
}
if( g.perm.WrForum && p->pLeaf==0 ){
int sameUser = login_is_individual()
&& fossil_strcmp(pPost->zUser, g.zLogin)==0;
@ <div><form action="%R/forumedit" method="POST">
@ <input type="hidden" name="fpid" value="%s(p->zUuid)">
if( !isPrivate ){
/* Reply and Edit are only available if the post has already
** been approved */
@ <input type="submit" name="reply" value="Reply">
if( g.perm.Admin || sameUser ){
@ <input type="submit" name="edit" value="Edit">
@ <input type="submit" name="nullout" value="Delete">
}
}else if( g.perm.ModForum ){
/* Provide moderators with moderation buttons for posts that
** are pending moderation */
@ <input type="submit" name="approve" value="Approve">
@ <input type="submit" name="reject" value="Reject">
generateTrustControls(pPost);
}else if( sameUser ){
/* A post that is pending moderation can be deleted by the
** person who originally submitted the post */
@ <input type="submit" name="reject" value="Delete">
}
@ </form></div>
}
manifest_destroy(pPost);
@ </div>
}
forumthread_delete(pThread);
}
/*
** Display all messages in a forumthread with indentation.
*/
static int forum_display_hierarchical(int froot, int target){
ForumThread *pThread;
ForumEntry *p;
Manifest *pPost, *pOPost;
int fpid;
const char *zUuid;
char *zDate;
const char *zSel;
int notAnon = login_is_individual();
int iIndentScale = 4;
pThread = forumthread_create(froot, 1);
for(p=pThread->pFirst; p; p=p->pNext){
if( p->fpid==target ){
while( p->pEdit ) p = p->pEdit;
target = p->fpid;
break;
}
}
while( iIndentScale>1 && iIndentScale*pThread->mxIndent>25 ){
iIndentScale--;
}
for(p=pThread->pDisplay; p; p=p->pDisplay){
int isPrivate; /* True for posts awaiting moderation */
int sameUser; /* True if reader is also the poster */
char *zDisplayName; /* User name to be displayed */
pOPost = manifest_get(p->fpid, CFTYPE_FORUM, 0);
if( p->pLeaf ){
fpid = p->pLeaf->fpid;
zUuid = p->pLeaf->zUuid;
pPost = manifest_get(fpid, CFTYPE_FORUM, 0);
}else{
fpid = p->fpid;
zUuid = p->zUuid;
pPost = pOPost;
}
zSel = p->fpid==target ? " forumSel" : "";
if( p->nIndent==1 ){
@ <div id='forum%d(fpid)' class='forumHierRoot%s(zSel)'>
}else{
@ <div id='forum%d(fpid)' class='forumHier%s(zSel)' \
@ style='margin-left: %d((p->nIndent-1)*iIndentScale)ex;'>
}
if( pPost==0 ) continue;
if( pPost->zThreadTitle ){
@ <h1>%h(pPost->zThreadTitle)</h1>
}
zDate = db_text(0, "SELECT datetime(%.17g)", pOPost->rDate);
zDisplayName = display_name_from_login(pOPost->zUser);
@ <h3 class='forumPostHdr'>\
@ (%d(p->sid)) By %h(zDisplayName) on %h(zDate)
fossil_free(zDisplayName);
fossil_free(zDate);
fossil_free(zQuery);
if( g.perm.Debug ){
@ <span class="debug">\
@ <a href="%R/artifact/%h(p->zUuid)">(artifact-%d(p->fpid))</a></span>
}
if( p->pLeaf ){
zDate = db_text(0, "SELECT datetime(%.17g)", pPost->rDate);
if( fossil_strcmp(pOPost->zUser,pPost->zUser)==0 ){
@ and edited on %h(zDate)
}else{
@ as edited by %h(pPost->zUser) on %h(zDate)
}
fossil_free(zDate);
if( g.perm.Debug ){
@ <span class="debug">\
@ <a href="%R/artifact/%h(p->pLeaf->zUuid)">\
@ (artifact-%d(p->pLeaf->fpid))</a></span>
}
@ %z(href("%R/forumpost/%S?t=y",p->zUuid))[history]</a>
manifest_destroy(pOPost);
}
if( fpid!=target ){
@ %z(href("%R/forumpost/%S",zUuid))[link]</a>
}
@ %z(href("%R/forumpost/%S?raw",zUuid))[source]</a>
if( p->firt ){
ForumEntry *pIrt = p->pPrev;
while( pIrt && pIrt->fpid!=p->mfirt ) pIrt = pIrt->pPrev;
if( pIrt ){
@ in reply to %z(href("%R/forumpost/%S?t=h",pIrt->zUuid))\
@ %d(pIrt->sid)</a>
}
}
@ </h3>
isPrivate = content_is_private(fpid);
sameUser = notAnon && fossil_strcmp(pPost->zUser, g.zLogin)==0;
if( isPrivate && !g.perm.ModForum && !sameUser ){
@ <p><span class="modpending">Awaiting Moderator Approval</span></p>
}else{
forum_render(0, pPost->zMimetype, pPost->zWiki, 0, 1);
}
if( g.perm.WrForum ){
@ <div><form action="%R/forumedit" method="POST">
@ <input type="hidden" name="fpid" value="%s(zUuid)">
if( !isPrivate ){
/* Reply and Edit are only available if the post has already
** been approved */
@ <input type="submit" name="reply" value="Reply">
if( g.perm.Admin || sameUser ){
@ <input type="submit" name="edit" value="Edit">
@ <input type="submit" name="nullout" value="Delete">
}
}else if( g.perm.ModForum ){
/* Provide moderators with moderation buttons for posts that
** are pending moderation */
@ <input type="submit" name="approve" value="Approve">
@ <input type="submit" name="reject" value="Reject">
generateTrustControls(pPost);
}else if( sameUser ){
/* A post that is pending moderation can be deleted by the
** person who originally submitted the post */
@ <input type="submit" name="reject" value="Delete">
}
@ </form></div>
}
manifest_destroy(pPost);
@ </div>
}
forumthread_delete(pThread);
return target;
}
/*
** Emits all JS code required by /forumpost.
*/
static void forumpost_emit_page_js(){
static int once = 0;
if(0==once){
once = 1;
style_emit_script_fossil_bootstrap(1);
builtin_request_js("forum.js");
builtin_request_js("fossil.dom.js");
builtin_request_js("fossil.page.forumpost.js");
}
}
/*
** WEBPAGE: forumpost
**
** Show a single forum posting. The posting is shown in context with
** it's entire thread. The selected posting is enclosed within
** its entire thread. The selected posting is enclosed within
** <div class='forumSel'>...</div>. Javascript is used to move the
** selected posting into view after the page loads.
**
** Query parameters:
**
** name=X REQUIRED. The hash of the post to display
** name=X REQUIRED. The hash of the post to display.
** t=MODE Display mode.
** 'c' for chronological
** 'h' for hierarchical
** 'a' for automatic
** 'r' for raw
** t=a Automatic display mode, i.e. hierarchical for
** desktop and chronological for mobile. This is the
** default if the "t" query parameter is omitted.
** 'y' for history of post X only
** raw If present, show only the post specified and
** show its original unformatted source text.
** t=c Show posts in the order they were written.
** t=h Show posts usin hierarchical indenting.
** t=s Show only the post specified by "name=X".
** t=r Alias for "t=c&unf&hist".
** t=y Alias for "t=s&unf&hist".
** raw Alias for "t=s&unf". Additionally, omit the border
** around the post, and ignore "t" and "hist".
** unf Show the original, unformatted source text.
** hist Show edit history in addition to current posts.
*/
void forumpost_page(void){
forumthread_page();
}
/*
** Add an appropriate style_header() to include title of the
** given forum post.
*/
static int forumthread_page_header(int froot, int fpid){
char *zThreadTitle = 0;
zThreadTitle = db_text("",
"SELECT"
" substr(event.comment,instr(event.comment,':')+2)"
" FROM forumpost, event"
" WHERE event.objid=forumpost.fpid"
" AND forumpost.fpid=%d;",
fpid
);
style_header("%s%s", zThreadTitle, zThreadTitle[0] ? "" : "Forum");
fossil_free(zThreadTitle);
return 0;
}
/*
** WEBPAGE: forumthread
**
** Show all forum messages associated with a particular message thread.
** The result is basically the same as /forumpost except that none of
** the postings in the thread are selected.
**
** Query parameters:
**
** name=X REQUIRED. The hash of any post of the thread.
** t=MODE Display mode. MODE is...
** 'c' for chronological, or
** 'h' for hierarchical, or
** 'a' for automatic, or
** 'r' for raw.
** raw Show only the post given by name= and show it unformatted
** hist Show only the edit history for the name= post
** t=a Automatic display mode, i.e. hierarchical for
** desktop and chronological for mobile. This is the
** default if the "t" query parameter is omitted.
** t=c Show posts in the order they were written.
** t=h Show posts using hierarchical indenting.
** unf Show the original, unformatted source text.
** hist Show edit history in addition to current posts.
*/
void forumthread_page(void){
int fpid;
int froot;
char *zThreadTitle;
const char *zName = P("name");
const char *zMode = PD("t","a");
int bRaw = PB("raw");
int bUnf = PB("unf");
int bHist = PB("hist");
int mode;
login_check_credentials();
if( !g.perm.RdForum ){
login_needed(g.anon.RdForum);
return;
}
if( zName==0 ){
webpage_error("Missing \"name=\" query parameter");
}
fpid = symbolic_name_to_rid(zName, "f");
if( fpid<=0 ){
webpage_error("Unknown or ambiguous forum id: \"%s\"", zName);
}
froot = db_int(0, "SELECT froot FROM forumpost WHERE fpid=%d", fpid);
if( froot==0 ){
webpage_error("Not a forum post: \"%s\"", zName);
}
if( fossil_strcmp(g.zPath,"forumthread")==0 ) fpid = 0;
if( zMode[0]=='a' ){
if( cgi_from_mobile() ){
zMode = "c"; /* Default to chronological on mobile */
}else{
zMode = "h";
/* Decode the mode parameters. */
if( bRaw ){
mode = FD_RAW;
bUnf = 1;
bHist = 0;
cgi_replace_query_parameter("unf", "on");
cgi_delete_query_parameter("hist");
cgi_delete_query_parameter("raw");
}else{
switch( *zMode ){
case 'a': mode = cgi_from_mobile() ? FD_CHRONO : FD_HIER; break;
case 'c': mode = FD_CHRONO; break;
case 'h': mode = FD_HIER; break;
case 's': mode = FD_SINGLE; break;
case 'r': mode = FD_CHRONO; break;
case 'y': mode = FD_SINGLE; break;
default: webpage_error("Invalid thread mode: \"%s\"", zMode);
}
if( *zMode=='r' || *zMode=='y') {
bUnf = 1;
bHist = 1;
cgi_replace_query_parameter("t", mode==FD_CHRONO ? "c" : "s");
cgi_replace_query_parameter("unf", "on");
cgi_replace_query_parameter("hist", "on");
}
}
if( zMode[0]!='y' ){
forumthread_page_header(froot, fpid);
}
if( bRaw && fpid ){
Manifest *pPost;
pPost = manifest_get(fpid, CFTYPE_FORUM, 0);
if( pPost==0 ){
@ <p>No such forum post: %h(zName)
}else{
int isPrivate = content_is_private(fpid);
int notAnon = login_is_individual();
/* Define the page header. */
zThreadTitle = db_text("",
int sameUser = notAnon && fossil_strcmp(pPost->zUser, g.zLogin)==0;
if( isPrivate && !g.perm.ModForum && !sameUser ){
@ <p><span class="modpending">Awaiting Moderator Approval</span></p>
}else{
forum_render(0, "text/plain", pPost->zWiki, 0, 0);
"SELECT"
" substr(event.comment,instr(event.comment,':')+2)"
" FROM forumpost, event"
}
manifest_destroy(pPost);
}
}else if( zMode[0]=='c' ){
style_submenu_element("Hierarchical", "%R/%s/%s?t=h", g.zPath, zName);
style_submenu_element("Unformatted", "%R/%s/%s?t=r", g.zPath, zName);
" WHERE event.objid=forumpost.fpid"
" AND forumpost.fpid=%d;",
fpid
);
style_header("%s%s", zThreadTitle, *zThreadTitle ? "" : "Forum");
fossil_free(zThreadTitle);
if( mode!=FD_CHRONO ){
style_submenu_element("Chronological", "%R/%s/%s?t=c%s%s", g.zPath, zName,
bUnf ? "&unf" : "", bHist ? "&hist" : "");
}
if( mode!=FD_HIER ){
style_submenu_element("Hierarchical", "%R/%s/%s?t=h%s%s", g.zPath, zName,
bUnf ? "&unf" : "", bHist ? "&hist" : "");
}
style_submenu_checkbox("unf", "Unformatted", 0, 0);
forum_display_chronological(froot, fpid, 0);
}else if( zMode[0]=='r' ){
style_submenu_element("Chronological", "%R/%s/%s?t=c", g.zPath, zName);
style_submenu_element("Hierarchical", "%R/%s/%s?t=h", g.zPath, zName);
forum_display_chronological(froot, fpid, 1);
}else if( zMode[0]=='y' ){
style_header("Edit History Of A Forum Post");
style_submenu_element("Complete Thread", "%R/%s/%s?t=a", g.zPath, zName);
forum_display_history(froot, fpid, 1);
style_submenu_checkbox("hist", "History", 0, 0);
/* Display the thread. */
forum_display_thread(froot, fpid, mode, bUnf, bHist);
/* Emit Forum Javascript. */
style_emit_script_fossil_bootstrap(1);
builtin_request_js("forum.js");
}else{
style_submenu_element("Chronological", "%R/%s/%s?t=c", g.zPath, zName);
style_submenu_element("Unformatted", "%R/%s/%s?t=r", g.zPath, zName);
forum_display_hierarchical(froot, fpid);
}
forumpost_emit_page_js();
builtin_request_js("fossil.dom.js");
builtin_request_js("fossil.page.forumpost.js");
/* Emit the page style. */
style_footer();
}
/*
** Return true if a forum post should be moderated.
*/
static int forum_need_moderation(void){
|