X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=webcit%2Fwiki.c;h=b1822e951a0ee17d5df2bcc5b63d6df8cb467977;hb=HEAD;hp=0f35b6150a2a8b00e8b689c138fbf613ec9bd034;hpb=26a4a07bdacdaa7013bf45cc235df207708acfde;p=citadel.git diff --git a/webcit/wiki.c b/webcit/wiki.c index 0f35b6150..390bf3cbe 100644 --- a/webcit/wiki.c +++ b/webcit/wiki.c @@ -1,110 +1,325 @@ /* - * $Id: $ - */ -/** + * Functions pertaining to rooms with a wiki view + * + * Copyright (c) 2009-2021 by the citadel.org team * - * \defgroup Wiki Wiki; Functions pertaining to rooms with a wiki view - * \ingroup WebcitDisplayItems + * This program is open source software. You can redistribute it and/or + * modify it under the terms of the GNU General Public License, version 3. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. */ -/*@{*/ #include "webcit.h" -#include "groupdav.h" - +#include "dav.h" +/* + * Convert a string to something suitable as a wiki index + */ +void str_wiki_index(StrBuf *s) +{ + StrBufSanitizeAscii(s, '_'); + StrBufLowerCase(s); +} -/** - * \brief Convert a string to something suitable as a wiki index +/* + * Display a specific page from a wiki room * - * \param s The string to be converted. + * "rev" may be set to an empty string to display the current version. + * "do_revert" may be set to nonzero to perform a reversion to the specified version. */ -void str_wiki_index(char *s) +void display_wiki_page_backend(StrBuf *pagename, char *rev, int do_revert) { - int i; + const StrBuf *Mime; + long msgnum = (-1L); + char buf[256]; + + if (WC->CurRoom.view != VIEW_WIKI) { + wc_printf(_("'%s' is not a Wiki room."), ChrPtr(WC->CurRoom.name) ); + return; + } - if (s == NULL) return; + if (StrLength(pagename) == 0) { + StrBufPlain(pagename, HKEY("home")); + } - /* First remove all non-alphanumeric characters */ - for (i=0; i 0)) { + /* read an older revision */ + serv_printf("WIKI rev|%s|%s|%s", ChrPtr(pagename), rev, (do_revert ? "revert" : "fetch") ); + serv_getln(buf, sizeof buf); + if (buf[0] == '2') { + msgnum = extract_long(&buf[4], 0); } } + else { + /* read the current revision */ + msgnum = locate_message_by_uid(ChrPtr(pagename)); + } - /* Then make everything lower case */ - for (i=0; i= 0L) { + read_message(WC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime, NULL); + return; } + putbstr("pagename", pagename); + do_template("wiki_empty"); } -/** - * \brief Display a specific page from a wiki room + +/* + * Display a specific page from a wiki room */ void display_wiki_page(void) { - char roomname[128]; - char pagename[128]; - char errmsg[256]; - long msgnum = (-1L); + StrBuf *pagename; + char rev[128]; + int do_revert = 0; - safestrncpy(roomname, bstr("room"), sizeof roomname); - safestrncpy(pagename, bstr("page"), sizeof pagename); + output_headers(1, 1, 1, 0, 0, 0); + pagename = NewStrBufDup(sbstr("page")); str_wiki_index(pagename); + safestrncpy(rev, bstr("rev"), sizeof rev); + do_revert = atoi(bstr("revert")); + display_wiki_page_backend(pagename, rev, do_revert); + wDumpContent(1); +} - if (strlen(roomname) > 0) { - /* If we're not in the correct room, try going there. */ - if (strcasecmp(roomname, WC->wc_roomname)) { - gotoroom(roomname); - } - - /* If we're still not in the correct room, it doesn't exist. */ - if (strcasecmp(roomname, WC->wc_roomname)) { - snprintf(errmsg, sizeof errmsg, - _("There is no room called '%s'."), - roomname); - convenience_page("FF0000", _("Error"), errmsg); - return; +/* + * Display the revision history for a wiki page (template callback) + */ +void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP) +{ + StrBuf *pagename; + StrBuf *Buf; + int row = 0; + + pagename = NewStrBufDup(sbstr("page")); + str_wiki_index(pagename); + + serv_printf("WIKI history|%s", ChrPtr(pagename)); + Buf = NewStrBuf(); + StrBuf_ServGetln(Buf); + if (GetServerStatus(Buf, NULL) == 1) { + + time_t rev_date; + char rev_date_displayed[64]; + StrBuf *rev_uuid = NewStrBuf(); + StrBuf *author = NewStrBuf(); + StrBuf *node = NewStrBuf(); + + wc_printf(""); + + wc_printf("", _("Date")); + wc_printf("", _("Author")); + + while((StrBuf_ServGetln(Buf) >= 0) && strcmp(ChrPtr(Buf), "000")) { + + rev_date = extract_long(ChrPtr(Buf), 1); + webcit_fmt_date(rev_date_displayed, sizeof rev_date_displayed, rev_date, DATEFMT_FULL); + StrBufExtract_token(author, Buf, 2, '|'); + + wc_printf("", ((row%2) ? "#FFFFFF" : "#DDDDDD")); + wc_printf(""); + + if (row == 0) { + wc_printf("", _("(show)")); + wc_printf("", _("Current version")); + } + + else { + wc_printf("", _("(show)")); + wc_printf("", + bstr("page"), + ChrPtr(rev_uuid), + _("(revert)") + ); + } + wc_printf("\n"); + + /* Extract all fields except the author and date after displaying the row. This + * is deliberate, because the timestamp reflects when the diff was written, not + * when the version which it reflects was written. Similarly, the name associated + * with each diff is the author who created the newer version of the page that + * made the diff happen. + */ + StrBufExtract_token(rev_uuid, Buf, 0, '|'); + StrBufExtract_token(node, Buf, 3, '|'); + ++row; } + wc_printf("
%s%s
%s", rev_date_displayed); + wc_printf(""); + escputs(ChrPtr(author)); + wc_printf("%s(%s)%s%s
\n"); + FreeStrBuf(&author); + FreeStrBuf(&node); + FreeStrBuf(&rev_uuid); } - - if (WC->wc_view != VIEW_WIKI) { - snprintf(errmsg, sizeof errmsg, - _("'%s' is not a Wiki room."), - roomname); - convenience_page("FF0000", _("Error"), errmsg); - return; + else { + wc_printf("%s", ChrPtr(Buf)); } - if (strlen(pagename) == 0) { - strcpy(pagename, "home"); + FreeStrBuf(&Buf); +} + + + +/* + * Display the revision history for a wiki page + */ +void display_wiki_history(void) +{ + output_headers(1, 1, 1, 0, 0, 0); + do_template("wiki_history"); + wDumpContent(1); +} + + +/* + * Display a list of all pages in a Wiki room (template callback) + */ +void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP) +{ + StrBuf *Buf; + int row = 0; + + if (!IsEmptyStr(bstr("query"))) { + serv_printf("MSGS SEARCH|%s||4", bstr("query")); /* search-reduced list */ + } + else { + serv_printf("MSGS ALL|||4"); /* full list */ } - /* Found it! Now read it. */ - msgnum = locate_message_by_uid(pagename); - if (msgnum >= 0L) { - output_headers(1, 1, 1, 0, 0, 0); - read_message(msgnum, 0, ""); - wDumpContent(1); - return; + Buf = NewStrBuf(); + StrBuf_ServGetln(Buf); + if (GetServerStatus(Buf, NULL) == 1) { + StrBuf *pagetitle = NewStrBuf(); + + wc_printf(""); + wc_printf("", _("Page title")); + + while((StrBuf_ServGetln(Buf) >= 0) && strcmp(ChrPtr(Buf), "000")) { + StrBufExtract_token(pagetitle, Buf, 1, '|'); + + if (!bmstrcasestr((char *)ChrPtr(pagetitle), "_HISTORY_")) { /* no history pages */ + wc_printf("", ((row%2) ? "#FFFFFF" : "#DDDDDD")); + wc_printf(""); + wc_printf("\n"); + ++row; + } + } + wc_printf("
%s
"); + escputs(ChrPtr(pagetitle)); + wc_printf("
\n"); + FreeStrBuf(&pagetitle); } + FreeStrBuf(&Buf); +} + + +/* + * Display a list of all pages in a Wiki room. Search requests in a Wiki room also go here. + */ +void display_wiki_pagelist(void) +{ output_headers(1, 1, 1, 0, 0, 0); - wprintf("

" - "
" - "" - "
" - ); - wprintf("
"); - wprintf(_("There is no page called '%s' here."), pagename); - wprintf("

"); - wprintf(_("Select the 'Edit this page' link in the room banner " - "if you would like to create this page.")); - wprintf("

"); - wprintf("
\n"); + do_template("wiki_pagelist"); wDumpContent(1); } -/** @} */ +int wiki_Cleanup(void **ViewSpecific) +{ + StrBuf *pagename; + pagename = NewStrBufDup(sbstr("page")); + display_wiki_page_backend(pagename, "", 0); + wDumpContent(1); + return 0; +} + + +int ConditionalHaveWikiPage(StrBuf *Target, WCTemplputParams *TP) +{ + const char *page; + const char *pch; + long len; + + page = BSTR("page"); + GetTemplateTokenString(Target, TP, 2, &pch, &len); + return strcasecmp(page, pch) == 0; +} + + +int ConditionalHavewikiType(StrBuf *Target, WCTemplputParams *TP) +{ + const char *pch; + long len; + + GetTemplateTokenString(Target, TP, 2, &pch, &len); + return bmstrcasestr((char *)ChrPtr(WC->Hdr->HR.ReqLine), pch) != NULL; +} + + +int wiki_PrintHeaderPage(SharedMessageStatus *Stat, void **ViewSpecific) +{ + /* this function was intentionaly left empty. */ + return 0; +} + +int wiki_GetParamsGetServerCall(SharedMessageStatus *Stat, + void **ViewSpecific, + long oper, + char *cmd, + long len, + char *filter, + long flen) +{ + if (oper == do_search) + display_wiki_pagelist(); + else + http_redirect("wiki?page=home"); + + return 300; +} + + +void +InitModule_WIKI +(void) +{ + RegisterReadLoopHandlerset( + VIEW_WIKI, + wiki_GetParamsGetServerCall, + wiki_PrintHeaderPage, + NULL, + NULL, + NULL, + NULL, + wiki_Cleanup, + NULL + ); + + WebcitAddUrlHandler(HKEY("wiki"), "", 0, display_wiki_page, 0); + WebcitAddUrlHandler(HKEY("wiki_history"), "", 0, display_wiki_history, 0); + WebcitAddUrlHandler(HKEY("wiki_pagelist"), "", 0, display_wiki_pagelist, 0); + RegisterNamespace("WIKI:DISPLAYHISTORY", 0, 0, tmplput_display_wiki_history, NULL, CTX_NONE); + RegisterNamespace("WIKI:DISPLAYPAGELIST", 0, 0, tmplput_display_wiki_pagelist, NULL, CTX_NONE); + RegisterConditional("COND:WIKI:PAGE", 1, ConditionalHaveWikiPage, CTX_NONE); + RegisterConditional("COND:WIKI:TYPE", 1, ConditionalHavewikiType, CTX_NONE); +}