st/st-copyurl-0.8.4.diff

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2021-07-29 21:48:59 +03:00
diff -up ../st-0.8.4/config.def.h ./config.def.h
--- ../st-0.8.4/config.def.h 2020-06-19 10:29:45.000000000 +0100
+++ ./config.def.h 2021-01-29 22:40:56.451916768 +0000
@@ -199,6 +199,7 @@ static Shortcut shortcuts[] = {
{ TERMMOD, XK_Y, selpaste, {.i = 0} },
{ ShiftMask, XK_Insert, selpaste, {.i = 0} },
{ TERMMOD, XK_Num_Lock, numlock, {.i = 0} },
+ { MODKEY, XK_l, copyurl, {.i = 0} },
};
/*
diff -up ../st-0.8.4/st.c ./st.c
--- ../st-0.8.4/st.c 2020-06-19 10:29:45.000000000 +0100
+++ ./st.c 2021-01-29 22:41:18.031954197 +0000
@@ -200,6 +200,8 @@ static void tdefutf8(char);
static int32_t tdefcolor(int *, int *, int);
static void tdeftran(char);
static void tstrsequence(uchar);
+static void tsetcolor(int, int, int, uint32_t, uint32_t);
+static char * findlastany(char *, const char**, size_t);
static void drawregion(int, int, int, int);
@@ -2595,3 +2597,122 @@ redraw(void)
tfulldirt();
draw();
}
+
+void
+tsetcolor( int row, int start, int end, uint32_t fg, uint32_t bg )
+{
+ int i = start;
+ for( ; i < end; ++i )
+ {
+ term.line[row][i].fg = fg;
+ term.line[row][i].bg = bg;
+ }
+}
+
+char *
+findlastany(char *str, const char** find, size_t len)
+{
+ char* found = NULL;
+ int i = 0;
+ for(found = str + strlen(str) - 1; found >= str; --found) {
+ for(i = 0; i < len; i++) {
+ if(strncmp(found, find[i], strlen(find[i])) == 0) {
+ return found;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+/*
+** Select and copy the previous url on screen (do nothing if there's no url).
+**
+** FIXME: doesn't handle urls that span multiple lines; will need to add support
+** for multiline "getsel()" first
+*/
+void
+copyurl(const Arg *arg) {
+ /* () and [] can appear in urls, but excluding them here will reduce false
+ * positives when figuring out where a given url ends.
+ */
+ static char URLCHARS[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "abcdefghijklmnopqrstuvwxyz"
+ "0123456789-._~:/?#@!$&'*+,;=%";
+
+ static const char* URLSTRINGS[] = {"http://", "https://"};
+
+ /* remove highlighting from previous selection if any */
+ if(sel.ob.x >= 0 && sel.oe.x >= 0)
+ tsetcolor(sel.nb.y, sel.ob.x, sel.oe.x + 1, defaultfg, defaultbg);
+
+ int i = 0,
+ row = 0, /* row of current URL */
+ col = 0, /* column of current URL start */
+ startrow = 0, /* row of last occurrence */
+ colend = 0, /* column of last occurrence */
+ passes = 0; /* how many rows have been scanned */
+
+ char *linestr = calloc(term.col+1, sizeof(Rune));
+ char *c = NULL,
+ *match = NULL;
+
+ row = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.y : term.bot;
+ LIMIT(row, term.top, term.bot);
+ startrow = row;
+
+ colend = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.x : term.col;
+ LIMIT(colend, 0, term.col);
+
+ /*
+ ** Scan from (term.bot,term.col) to (0,0) and find
+ ** next occurrance of a URL
+ */
+ while(passes !=term.bot + 2) {
+ /* Read in each column of every row until
+ ** we hit previous occurrence of URL
+ */
+ for (col = 0, i = 0; col < colend; ++col,++i) {
+ linestr[i] = term.line[row][col].u;
+ }
+ linestr[term.col] = '\0';
+
+ if ((match = findlastany(linestr, URLSTRINGS,
+ sizeof(URLSTRINGS)/sizeof(URLSTRINGS[0]))))
+ break;
+
+ if (--row < term.top)
+ row = term.bot;
+
+ colend = term.col;
+ passes++;
+ };
+
+ if (match) {
+ /* must happen before trim */
+ selclear();
+ sel.ob.x = strlen(linestr) - strlen(match);
+
+ /* trim the rest of the line from the url match */
+ for (c = match; *c != '\0'; ++c)
+ if (!strchr(URLCHARS, *c)) {
+ *c = '\0';
+ break;
+ }
+
+ /* highlight selection by inverting terminal colors */
+ tsetcolor(row, sel.ob.x, sel.ob.x + strlen( match ), defaultbg, defaultfg);
+
+ /* select and copy */
+ sel.mode = 1;
+ sel.type = SEL_REGULAR;
+ sel.oe.x = sel.ob.x + strlen(match)-1;
+ sel.ob.y = sel.oe.y = row;
+ selnormalize();
+ tsetdirt(sel.nb.y, sel.ne.y);
+ xsetsel(getsel());
+ xclipcopy();
+ }
+
+ free(linestr);
+}
Only in .: st-copyurl-0.8.4.diff
Only in .: st-copyurl-20190202-3be4cf1.diff
diff -up ../st-0.8.4/st.h ./st.h
--- ../st-0.8.4/st.h 2020-06-19 10:29:45.000000000 +0100
+++ ./st.h 2021-01-29 22:40:56.451916768 +0000
@@ -85,6 +85,7 @@ void printscreen(const Arg *);
void printsel(const Arg *);
void sendbreak(const Arg *);
void toggleprinter(const Arg *);
+void copyurl(const Arg *);
int tattrset(int);
void tnew(int, int);