]> git.lyx.org Git - lyx.git/blobdiff - src/lyxfind.cpp
How about if we write a script to do some of this and stop doing it
[lyx.git] / src / lyxfind.cpp
index c832a4cae585d9a751f0d4f9f1e4825e76886e54..bf99caf33f536244fb1315d73eeea7b95a7c8eeb 100644 (file)
@@ -17,6 +17,7 @@
 #include "lyxfind.h"
 
 #include "Buffer.h"
+#include "BufferList.h"
 #include "buffer_funcs.h"
 #include "BufferParams.h"
 #include "BufferView.h"
@@ -47,6 +48,9 @@
 #include "support/lstrings.h"
 #include "support/lassert.h"
 
+#include "frontends/Application.h"
+#include "frontends/LyXView.h"
+
 #include <boost/regex.hpp>
 #include <boost/next_prior.hpp>
 
@@ -373,11 +377,18 @@ bool findChange(BufferView * bv, bool next)
        // clear the selection and search the other way around (see the end
        // of this function). This will avoid changes to be selected half.
        bool search_both_sides = false;
-       if (cur.pos() > 1) {
-               Change change_next_pos
-                       = cur.paragraph().lookupChange(cur.pos());
+       DocIterator tmpcur = cur;
+       // Leave math first
+       while (tmpcur.inMathed())
+               tmpcur.pop_back();
+       Change change_next_pos
+               = tmpcur.paragraph().lookupChange(tmpcur.pos());
+       if (change_next_pos.changed() && cur.inMathed()) {
+               cur = tmpcur;
+               search_both_sides = true;
+       } else if (tmpcur.pos() > 0 && tmpcur.inTexted()) {
                Change change_prev_pos
-                       = cur.paragraph().lookupChange(cur.pos() - 1);
+                       = tmpcur.paragraph().lookupChange(tmpcur.pos() - 1);
                if (change_next_pos.isSimilarTo(change_prev_pos))
                        search_both_sides = true;
        }
@@ -588,7 +599,9 @@ bool braces_match(string::const_iterator const & beg,
                }
        }
        if (open_pars != unmatched) {
-         LYXERR(Debug::FIND, "Found " << open_pars << " instead of " << unmatched << " unmatched open braces at the end of count");
+         LYXERR(Debug::FIND, "Found " << open_pars 
+                << " instead of " << unmatched 
+                << " unmatched open braces at the end of count");
                        return false;
        }
        LYXERR(Debug::FIND, "Braces match as expected");
@@ -599,7 +612,7 @@ bool braces_match(string::const_iterator const & beg,
  **/
 class MatchStringAdv {
 public:
-       MatchStringAdv(lyx::Buffer const & buf, FindAndReplaceOptions const & opt);
+       MatchStringAdv(lyx::Buffer & buf, FindAndReplaceOptions const & opt);
 
        /** Tests if text starting at the supplied position matches with the one provided to the MatchStringAdv
         ** constructor as opt.search, under the opt.* options settings.
@@ -615,7 +628,9 @@ public:
 
 public:
        /// buffer
-       lyx::Buffer const & buf;
+       lyx::Buffer * p_buf;
+       /// first buffer on which search was started
+       lyx::Buffer * const p_first_buf;
        /// options
        FindAndReplaceOptions const & opt;
 
@@ -648,8 +663,8 @@ private:
 };
 
 
-MatchStringAdv::MatchStringAdv(lyx::Buffer const & buf, FindAndReplaceOptions const & opt)
-  : buf(buf), opt(opt)
+MatchStringAdv::MatchStringAdv(lyx::Buffer & buf, FindAndReplaceOptions const & opt)
+       : p_buf(&buf), p_first_buf(&buf), opt(opt)
 {
        par_as_string = normalize(opt.search);
        open_braces = 0;
@@ -687,7 +702,8 @@ MatchStringAdv::MatchStringAdv(lyx::Buffer const & buf, FindAndReplaceOptions co
                                // Insert .* before trailing '\\\]' ('\]' has been escaped by escape_for_regex)
                                || regex_replace(par_as_string, par_as_string, "(.*[^\\\\])(\\\\\\\\\\\\\\])\\'", "$1(.*?)$2")
                                // Insert .* before trailing '\\end\{...}' ('\end{...}' has been escaped by escape_for_regex)
-                               || regex_replace(par_as_string, par_as_string, "(.*[^\\\\])(\\\\\\\\end\\\\\\{[a-zA-Z_]*\\\\\\})\\'", "$1(.*?)$2")
+                               || regex_replace(par_as_string, par_as_string, 
+                                       "(.*[^\\\\])(\\\\\\\\end\\\\\\{[a-zA-Z_]*\\\\\\})\\'", "$1(.*?)$2")
                                // Insert .* before trailing '\}' ('}' has been escaped by escape_for_regex)
                                || regex_replace(par_as_string, par_as_string, "(.*[^\\\\])(\\\\\\})\\'", "$1(.*?)$2")
                ) {
@@ -722,7 +738,8 @@ int MatchStringAdv::operator()(DocIterator const & cur, int len, bool at_begin)
                                return par_as_string.size();
                }
        } else {
-               // Try all possible regexp matches, until one that verifies the braces match test is found
+               // Try all possible regexp matches, 
+               //until one that verifies the braces match test is found
                boost::regex const *p_regexp = at_begin ? &regexp : &regexp2;
                boost::sregex_iterator re_it(str.begin(), str.end(), *p_regexp);
                boost::sregex_iterator re_it_end;
@@ -736,7 +753,8 @@ int MatchStringAdv::operator()(DocIterator const & cur, int len, bool at_begin)
                        for (size_t i = 1; i < m.size(); ++i)
                                if (! braces_match(m[i].first, m[i].second))
                                        return false;
-                       // Exclude from the returned match length any length due to close wildcards added at end of regexp
+                       // Exclude from the returned match length any length 
+                       // due to close wildcards added at end of regexp
                        if (close_wildcards == 0)
                                return m[0].second - m[0].first;
                        else
@@ -765,8 +783,8 @@ string MatchStringAdv::normalize(docstring const & s) const
        while ((pos = t.find("\n")) != string::npos)
                t.replace(pos, 1, " ");
        // Remove stale empty \emph{}, \textbf{} and similar blocks from latexify
-       LYXERR(Debug::FIND, "Removing stale empty \\emph{}, \\textbf{} macros from: " << t);
-       while (regex_replace(t, t, "\\\\(emph|textbf)(\\{\\})+", ""))
+       LYXERR(Debug::FIND, "Removing stale empty \\emph{}, \\textbf{}, \\*section{} macros from: " << t);
+       while (regex_replace(t, t, "\\\\(emph|textbf|subsubsection|subsection|section|subparagraph|paragraph)(\\{\\})+", ""))
                LYXERR(Debug::FIND, "  further removing stale empty \\emph{}, \\textbf{} macros from: " << t);
        return t;
 }
@@ -779,7 +797,8 @@ docstring stringifyFromCursor(DocIterator const & cur, int len)
                        Paragraph const & par = cur.paragraph();
                        // TODO what about searching beyond/across paragraph breaks ?
                        // TODO Try adding a AS_STR_INSERTS as last arg
-                       pos_type end = ( len == -1 || cur.pos() + len > int(par.size()) ) ? int(par.size()) : cur.pos() + len;
+                       pos_type end = ( len == -1 || cur.pos() + len > int(par.size()) ) ?
+                               int(par.size()) : cur.pos() + len;
                        OutputParams runparams(&cur.buffer()->params().encoding());
                        odocstringstream os;
                        runparams.nice = true;
@@ -787,13 +806,16 @@ docstring stringifyFromCursor(DocIterator const & cur, int len)
                        runparams.linelen = 100000; //lyxrc.plaintext_linelen;
                        // No side effect of file copying and image conversion
                        runparams.dryrun = true;
-                       LYXERR(Debug::FIND, "Stringifying with cur: " << cur << ", from pos: " << cur.pos() << ", end: " << end);
+                       LYXERR(Debug::FIND, "Stringifying with cur: " 
+                               << cur << ", from pos: " << cur.pos() << ", end: " << end);
                        return par.stringify(cur.pos(), end, AS_STR_INSETS, runparams);
        } else if (cur.inMathed()) {
                        odocstringstream os;
                        CursorSlice cs = cur.top();
                        MathData md = cs.cell();
-                       MathData::const_iterator it_end = ( ( len == -1 || cs.pos() + len > int(md.size()) ) ? md.end() : md.begin() + cs.pos() + len );
+                       MathData::const_iterator it_end = 
+                               ( ( len == -1 || cs.pos() + len > int(md.size()) )
+                                       ? md.end() : md.begin() + cs.pos() + len );
                        for (MathData::const_iterator it = md.begin() + cs.pos(); it != it_end; ++it)
                                        os << *it;
                        return os.str();
@@ -880,6 +902,7 @@ docstring latexifyFromCursor(DocIterator const & cur, int len)
        return ods.str();
 }
 
+
 /** Finalize an advanced find operation, advancing the cursor to the innermost
  ** position that matches, plus computing the length of the matching text to
  ** be selected
@@ -921,37 +944,28 @@ int findAdvFinalize(DocIterator & cur, MatchStringAdv const & match)
 
 
 /// Finds forward
-int findForwardAdv(DocIterator & cur, MatchStringAdv const & match)
+int findForwardAdv(DocIterator & cur, MatchStringAdv & match)
 {
        if (!cur)
                return 0;
-       int wrap_answer;
-       do {
-               while (cur && !match(cur, -1, false)) {
-                       if (cur.pit() < cur.lastpit())
-                               cur.forwardPar();
-                       else {
-                               cur.forwardPos();
-                       }
-               }
-               for (; cur; cur.forwardPos()) {
-                       if (match(cur))
-                               return findAdvFinalize(cur, match);
+       while (cur && !match(cur, -1, false)) {
+               if (cur.pit() < cur.lastpit())
+                       cur.forwardPar();
+               else {
+                       cur.forwardPos();
                }
-               wrap_answer = frontend::Alert::prompt(
-                       _("Wrap search ?"),
-                       _("End of document reached while searching forward\n"
-                               "\n"
-                               "Continue searching from beginning ?"),
-                       0, 1, _("&Yes"), _("&No"));
-               cur.clear();
-               cur.push_back(CursorSlice(match.buf.inset()));
-       } while (wrap_answer == 0);
+       }
+       for (; cur; cur.forwardPos()) {
+               if (match(cur))
+                       return findAdvFinalize(cur, match);
+       }
        return 0;
 }
 
+
 /// Find the most backward consecutive match within same paragraph while searching backwards.
-void findMostBackwards(DocIterator & cur, MatchStringAdv const & match, int & len) {
+void findMostBackwards(DocIterator & cur, MatchStringAdv const & match, int & len)
+{
        DocIterator cur_begin = doc_iterator_begin(cur.buffer());
        len = findAdvFinalize(cur, match);
        if (cur != cur_begin) {
@@ -963,7 +977,8 @@ void findMostBackwards(DocIterator & cur, MatchStringAdv const & match, int & le
                        old_cur = cur;
                        old_len = len;
                        cur.backwardPos();
-                       LYXERR(Debug::FIND, "findMostBackwards(): old_cur=" << old_cur << ", old_len=" << len << ", cur=" << cur);
+                       LYXERR(Debug::FIND, "findMostBackwards(): old_cur=" 
+                               << old_cur << ", old_len=" << len << ", cur=" << cur);
                        dit2 = cur;
                } while (cur != cur_begin && &cur.inset() == &inset && match(cur)
                         && (len = findAdvFinalize(dit2, match)) > old_len);
@@ -973,69 +988,59 @@ void findMostBackwards(DocIterator & cur, MatchStringAdv const & match, int & le
        LYXERR(Debug::FIND, "findMostBackwards(): cur=" << cur);
 }
 
+
 /// Finds backwards
-int findBackwardsAdv(DocIterator & cur, MatchStringAdv const & match) {
+int findBackwardsAdv(DocIterator & cur, MatchStringAdv & match) {
        if (! cur)
                return 0;
+       // Backup of original position
        DocIterator cur_orig(cur);
        DocIterator cur_begin = doc_iterator_begin(cur.buffer());
-/*     if (match(cur_orig)) */
-/*             findAdvFinalize(cur_orig, match); */
-       int wrap_answer = 0;
+       if (cur == cur_begin)
+               return 0;
        bool found_match;
+       bool pit_changed = false;
+       found_match = false;
        do {
-               bool pit_changed = false;
-               found_match = false;
-               // Search in current par occurs from start to end, but in next loop match is discarded if pos > original pos
                cur.pos() = 0;
                found_match = match(cur, -1, false);
-               LYXERR(Debug::FIND, "findBackAdv0: found_match=" << found_match << ", cur: " << cur);
-               while (cur != cur_begin) {
-                       if (found_match)
-                               break;
-                       if (cur.pit() > 0)
-                               --cur.pit();
-                       else
-                               cur.backwardPos();
-                       pit_changed = true;
-                       // Search in previous pars occurs from start to end
-                       cur.pos() = 0;
-                       found_match = match(cur, -1, false);
-                       LYXERR(Debug::FIND, "findBackAdv1: found_match=" << found_match << ", cur: " << cur);
-               }
-               if (pit_changed)
-                       cur.pos() = cur.lastpos();
-               else
-                       cur.pos() = cur_orig.pos();
-               LYXERR(Debug::FIND, "findBackAdv2: cur: " << cur);
+
                if (found_match) {
+                       if (pit_changed)
+                               cur.pos() = cur.lastpos();
+                       else
+                               cur.pos() = cur_orig.pos();
+                       LYXERR(Debug::FIND, "findBackAdv2: cur: " << cur);
+                       DocIterator cur_prev_iter;
                        while (true) {
-                               found_match=match(cur);
-                               LYXERR(Debug::FIND, "findBackAdv3: found_match=" << found_match << ", cur: " << cur);
+                               found_match = match(cur);
+                               LYXERR(Debug::FIND, "findBackAdv3: found_match=" 
+                                      << found_match << ", cur: " << cur);
                                if (found_match) {
                                        int len;
                                        findMostBackwards(cur, match, len);
-                                       if (&cur.inset() != &cur_orig.inset() || !(cur.pit()==cur_orig.pit()) || cur.pos() < cur_orig.pos())
+                                       if (cur < cur_orig)
                                                return len;
                                }
-                               if (cur == cur_begin)
+                               // Prevent infinite loop at begin of document
+                               if (cur == cur_begin || cur == cur_prev_iter)
                                        break;
+                               cur_prev_iter = cur;
                                cur.backwardPos();
-                       };
+                       }
                }
-               wrap_answer = frontend::Alert::prompt(
-                       _("Wrap search ?"),
-                       _("Beginning of document reached while searching backwards\n"
-                               "\n"
-                               "Continue searching from end ?"),
-                       0, 1, _("&Yes"), _("&No"));
-               cur = doc_iterator_end(&match.buf);
-               cur.backwardPos();
-       } while (wrap_answer == 0);
-       cur = cur_orig;
+               if (cur == cur_begin)
+                       break;
+               if (cur.pit() > 0)
+                       --cur.pit();
+               else
+                       cur.backwardPos();
+               pit_changed = true;
+       } while (true);
        return 0;
 }
 
+
 } // anonym namespace
 
 
@@ -1049,15 +1054,70 @@ docstring stringifyFromForSearch(FindAndReplaceOptions const & opt,
 }
 
 
-lyx::FindAndReplaceOptions::FindAndReplaceOptions(docstring const & search, bool casesensitive,
+FindAndReplaceOptions::FindAndReplaceOptions(docstring const & search, bool casesensitive,
        bool matchword, bool forward, bool expandmacros, bool ignoreformat,
-       bool regexp, docstring const & replace)
+       bool regexp, docstring const & replace, bool keep_case,
+       SearchScope scope)
        : search(search), casesensitive(casesensitive), matchword(matchword),
        forward(forward), expandmacros(expandmacros), ignoreformat(ignoreformat),
-       regexp(regexp), replace(replace)
+       regexp(regexp), replace(replace), keep_case(keep_case), scope(scope)
 {
 }
 
+
+/** Checks if the supplied character is lower-case */
+static bool isLowerCase(char_type ch) {
+       return lowercase(ch) == ch;
+}
+
+
+/** Checks if the supplied character is upper-case */
+static bool isUpperCase(char_type ch) {
+       return uppercase(ch) == ch;
+}
+
+
+/** Check if 'len' letters following cursor are all non-lowercase */
+static bool allNonLowercase(DocIterator const & cur, int len) {
+       pos_type end_pos = cur.pos() + len;
+       for (pos_type pos = cur.pos(); pos != end_pos; ++pos)
+               if (isLowerCase(cur.paragraph().getChar(pos)))
+                       return false;
+       return true;
+}
+
+
+/** Check if first letter is upper case and second one is lower case */
+static bool firstUppercase(DocIterator const & cur) {
+       char_type ch1, ch2;
+       if (cur.pos() >= cur.lastpos() - 1) {
+               LYXERR(Debug::FIND, "No upper-case at cur: " << cur);
+               return false;
+       }
+       ch1 = cur.paragraph().getChar(cur.pos());
+       ch2 = cur.paragraph().getChar(cur.pos()+1);
+       bool result = isUpperCase(ch1) && isLowerCase(ch2);
+       LYXERR(Debug::FIND, "firstUppercase(): "
+              << "ch1=" << ch1 << "(" << char(ch1) << "), ch2=" 
+              << ch2 << "(" << char(ch2) << ")"
+              << ", result=" << result << ", cur=" << cur);
+       return result;
+}
+
+
+/** Make first letter of supplied buffer upper-case, and the rest lower-case.
+ **
+ ** \fixme What to do with possible further paragraphs in replace buffer ?
+ **/
+static void changeFirstCase(Buffer & buffer, TextCase first_case, TextCase others_case) {
+       ParagraphList::iterator pit = buffer.paragraphs().begin();
+       pos_type right = pos_type(1);
+       pit->changeCase(buffer.params(), pos_type(0), right, first_case);
+       right = pit->size() + 1;
+       pit->changeCase(buffer.params(), right, right, others_case);
+}
+
+
 /// Perform a FindAdv operation.
 bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
 {
@@ -1068,13 +1128,9 @@ bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
                        bv->message(_("Search text is empty!"));
                        return false;
        }
-//     if (! bv->buffer()) {
-//             bv->message(_("No open document !"));
-//             return false;
-//     }
 
+       MatchStringAdv matchAdv(bv->buffer(), opt);
        try {
-               MatchStringAdv const matchAdv(bv->buffer(), opt);
                if (opt.forward)
                                match_len = findForwardAdv(cur, matchAdv);
                else
@@ -1090,10 +1146,12 @@ bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
                return false;
        }
 
-       LYXERR(Debug::FIND, "Putting selection at " << cur << " with len: " << match_len);
+       LYXERR(Debug::FIND, "Putting selection at buf=" << matchAdv.p_buf
+               << "cur=" << cur << " with len: " << match_len);
+
        bv->putSelectionAt(cur, match_len, ! opt.forward);
        if (opt.replace == docstring(from_utf8(LYX_FR_NULL_STRING))) {
-               bv->message(_("Match found !"));
+               bv->message(_("Match found!"));
        } else {
                string lyx = to_utf8(opt.replace);
                // FIXME: Seems so stupid to me to rebuild a buffer here,
@@ -1101,7 +1159,15 @@ bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
                Buffer repl_buffer("", false);
                repl_buffer.setUnnamed(true);
                if (repl_buffer.readString(lyx)) {
-                       cap::cutSelection(bv->cursor(), true, false);
+                       if (opt.keep_case && match_len >= 2) {
+                               if (cur.inTexted()) {
+                                       if (firstUppercase(cur))
+                                               changeFirstCase(repl_buffer, text_uppercase, text_lowercase);
+                                       else if (allNonLowercase(cur, match_len))
+                                               changeFirstCase(repl_buffer, text_uppercase, text_uppercase);
+                               }
+                       }
+                       cap::cutSelection(bv->cursor(), false, false);
                        if (! cur.inMathed()) {
                                LYXERR(Debug::FIND, "Replacing by pasteParagraphList()ing repl_buffer");
                                cap::pasteParagraphList(bv->cursor(), repl_buffer.paragraphs(),
@@ -1115,7 +1181,8 @@ bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
                                runparams.linelen = 8000; //lyxrc.plaintext_linelen;
                                runparams.dryrun = true;
                                TexRow texrow;
-                               TeXOnePar(repl_buffer, repl_buffer.text(), repl_buffer.paragraphs().begin(), ods, texrow, runparams);
+                               TeXOnePar(repl_buffer, repl_buffer.text(), 
+                                         repl_buffer.paragraphs().begin(), ods, texrow, runparams);
                                //repl_buffer.getSourceCode(ods, 0, repl_buffer.paragraphs().size(), false);
                                docstring repl_latex = ods.str();
                                LYXERR(Debug::FIND, "Latexified replace_buffer: '" << repl_latex << "'");
@@ -1130,25 +1197,12 @@ bool findAdv(BufferView * bv, FindAndReplaceOptions const & opt)
                        bv->message(_("Match found and replaced !"));
                } else
                        LASSERT(false, /**/);
-               // dispatch(FuncRequest(LFUN_SELF_INSERT, opt.replace));
        }
 
        return true;
 }
 
 
-void findAdv(BufferView * bv, FuncRequest const & ev)
-{
-       if (!bv || ev.action != LFUN_WORD_FINDADV)
-               return;
-
-       FindAndReplaceOptions opt;
-       istringstream iss(to_utf8(ev.argument()));
-       iss >> opt;
-       findAdv(bv, opt);
-}
-
-
 ostringstream & operator<<(ostringstream & os, lyx::FindAndReplaceOptions const & opt)
 {
        os << to_utf8(opt.search) << "\nEOSS\n"
@@ -1158,7 +1212,9 @@ ostringstream & operator<<(ostringstream & os, lyx::FindAndReplaceOptions const
           << opt.expandmacros << ' '
           << opt.ignoreformat << ' '
           << opt.regexp << ' '
-          << to_utf8(opt.replace) << "\nEOSS\n";
+          << to_utf8(opt.replace) << "\nEOSS\n"
+          << opt.keep_case << ' '
+          << int(opt.scope);
 
        LYXERR(Debug::FIND, "built: " << os.str());
 
@@ -1193,8 +1249,12 @@ istringstream & operator>>(istringstream & is, lyx::FindAndReplaceOptions & opt)
                                break;
                getline(is, line);
        }
+       is >> opt.keep_case;
+       int i;
+       is >> i;
+       opt.scope = FindAndReplaceOptions::SearchScope(i);
        LYXERR(Debug::FIND, "parsed: " << opt.casesensitive << ' ' << opt.matchword << ' ' << opt.forward << ' '
-                  << opt.expandmacros << ' ' << opt.ignoreformat << ' ' << opt.regexp);
+                  << opt.expandmacros << ' ' << opt.ignoreformat << ' ' << opt.regexp << ' ' << opt.keep_case);
        LYXERR(Debug::FIND, "replacing with: '" << s << "'");
        opt.replace = from_utf8(s);
        return is;