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e015f748 CE |
1 | /* |
2 | graphs.c - produces graphs used by the Webalizer | |
3 | ||
4 | Copyright (C) 1997-2011 Bradford L. Barrett | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version, and provided that the above | |
10 | copyright and permission notice is included with all distributed | |
11 | copies of this or derived software. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | |
21 | ||
22 | */ | |
23 | ||
24 | #include <math.h> | |
25 | #include <stdio.h> | |
26 | #include <string.h> | |
27 | #include <sys/types.h> | |
28 | #include <errno.h> | |
29 | #include <sys/stat.h> | |
30 | #include <gd.h> | |
31 | #include <gdfontt.h> | |
32 | #include <gdfonts.h> | |
33 | #include <gdfontmb.h> | |
34 | ||
35 | /* need socket header? */ | |
36 | #ifdef HAVE_SYS_SOCKET_H | |
37 | #include <sys/socket.h> | |
38 | #endif | |
39 | ||
40 | #include "webalizer.h" | |
41 | #include "preserve.h" | |
42 | #include "lang.h" | |
43 | #include "graphs.h" | |
44 | ||
45 | /* Some systems don't define this */ | |
46 | #ifndef PI | |
47 | #define PI 3.14159265358979323846 | |
48 | #endif | |
49 | ||
50 | #define HITCOLOR hit_or_green /* graph color - hits */ | |
51 | #define FILECOLOR file_or_blue /* files */ | |
52 | #define SITECOLOR site_or_orange /* sites */ | |
53 | #define KBYTECOLOR kbyte_or_red /* KBytes */ | |
54 | #define PAGECOLOR page_or_cyan /* Files */ | |
55 | #define VISITCOLOR visit_or_yellow /* Visits */ | |
56 | ||
57 | /* shortcuts to convert ASCII hex color for gdImageColorAllocate() */ | |
58 | ||
59 | #define getred(s) (ashex2int((s[0] == '#')?s+1:s)) | |
60 | /* returns the red base-10 integer value from a html color */ | |
61 | ||
62 | #define getgreen(s) (ashex2int((s[0] == '#')?s+3:s+2)) | |
63 | /* returns the green base-10 integer value from a html color */ | |
64 | ||
65 | #define getblue(s) (ashex2int((s[0] == '#')?s+5:s+4)) | |
66 | /* returns the blue base-10 integer value from a html color */ | |
67 | ||
68 | #define CX 156 /* center x (for pie) */ | |
69 | #define CY 150 /* center y (chart) */ | |
70 | #define XRAD 240 /* X-axis radius */ | |
71 | #define YRAD 200 /* Y-axis radius */ | |
72 | ||
73 | /* forward reference internal routines */ | |
74 | ||
75 | void init_graph(char *, int, int); | |
76 | struct pie_data *calc_arc(float, float); | |
77 | int ashex2int(char *); | |
78 | ||
79 | /* common public declarations */ | |
80 | ||
81 | char *numchar[] = { " 0"," 1"," 2"," 3"," 4"," 5"," 6"," 7"," 8"," 9","10", | |
82 | "11","12","13","14","15","16","17","18","19","20", | |
83 | "21","22","23","24","25","26","27","28","29","30","31"}; | |
84 | ||
85 | gdImagePtr im; /* image buffer */ | |
86 | FILE *out; /* output file for PNG */ | |
87 | struct stat out_stat; /* stat struct for PNG */ | |
88 | char maxvaltxt[32]; /* graph values */ | |
89 | float percent; /* percent storage */ | |
90 | u_int64_t julday; /* julday value */ | |
91 | ||
92 | struct pie_data { int x; int y; /* line x,y */ | |
93 | int mx; int my; }; /* midpoint x,y */ | |
94 | /* colors */ | |
95 | int black, white, grey, dkgrey, kbyte_or_red, | |
96 | file_or_blue, site_or_orange, hit_or_green, | |
97 | page_or_cyan, visit_or_yellow, blue; | |
98 | ||
99 | /*****************************************************************/ | |
100 | /* */ | |
101 | /* YEAR_GRAPH6x - Year graph from array of hist_rec structs */ | |
102 | /* */ | |
103 | /*****************************************************************/ | |
104 | ||
105 | int year_graph6x(char *fname, char *title, struct hist_rec data[HISTSIZE]) | |
106 | { | |
107 | ||
108 | /* local variables */ | |
109 | int i,j,x1,y1,x2; | |
110 | int s_mth,s_year=0; | |
111 | float cw,cs,co,ci; | |
112 | ||
113 | u_int64_t maxval=1; | |
114 | double fmaxval=0.0; | |
115 | ||
116 | /* initalize the graph */ | |
117 | init_graph(title,512,256); /* init as 512 x 256 */ | |
118 | ||
119 | gdImageLine(im, 305,25,305,233,black); /* draw section lines */ | |
120 | gdImageLine(im, 304,25,304,233,white); | |
121 | gdImageLine(im, 305,130,490,130,black); | |
122 | gdImageLine(im, 305,129,490,129,white); | |
123 | ||
124 | /* index lines? */ | |
125 | if (graph_lines) | |
126 | { | |
127 | y1=210/(graph_lines+1); | |
128 | for (i=0;i<graph_lines;i++) | |
129 | gdImageLine(im,21,((i+1)*y1)+25,303,((i+1)*y1)+25,dkgrey); | |
130 | y1=105/(graph_lines+1); | |
131 | for (i=0;i<graph_lines;i++) | |
132 | gdImageLine(im,306,((i+1)*y1)+25,489,((i+1)*y1)+25,dkgrey); | |
133 | for (i=0;i<graph_lines;i++) | |
134 | gdImageLine(im,306,((i+1)*y1)+130,489,((i+1)*y1)+130,dkgrey); | |
135 | } | |
136 | ||
137 | /* color coded legends? */ | |
138 | if (graph_legend) | |
139 | { | |
140 | /* Kbytes Legend */ | |
141 | i = (strlen(msg_h_xfer)*6); | |
142 | gdImageString(im,gdFontSmall,491-i,237, | |
143 | (unsigned char *)msg_h_xfer,dkgrey); | |
144 | gdImageString(im,gdFontSmall,490-i,236, | |
145 | (unsigned char *)msg_h_xfer,KBYTECOLOR); | |
146 | ||
147 | /* Sites/Visits Legend */ | |
148 | i = (strlen(msg_h_visits)*6); | |
149 | j = (strlen(msg_h_sites)*6); | |
150 | gdImageString(im,gdFontSmall,491-i-j-12,11, | |
151 | (unsigned char *)msg_h_visits,dkgrey); | |
152 | gdImageString(im,gdFontSmall,490-i-j-12,10, | |
153 | (unsigned char *)msg_h_visits,VISITCOLOR); | |
154 | gdImageString(im,gdFontSmall,491-j-9,11,(unsigned char *)"/",dkgrey); | |
155 | gdImageString(im,gdFontSmall,490-j-9,10,(unsigned char *)"/",black); | |
156 | gdImageString(im,gdFontSmall,491-j,11, | |
157 | (unsigned char *)msg_h_sites,dkgrey); | |
158 | gdImageString(im,gdFontSmall,490-j,10, | |
159 | (unsigned char *)msg_h_sites,SITECOLOR); | |
160 | ||
161 | /* Hits/Files/Pages Legend */ | |
162 | i = (strlen(msg_h_pages)*6); | |
163 | j = (strlen(msg_h_files)*6); | |
164 | gdImageStringUp(im,gdFontSmall,6,231, | |
165 | (unsigned char *)msg_h_pages,dkgrey); | |
166 | gdImageStringUp(im,gdFontSmall,5,230, | |
167 | (unsigned char *)msg_h_pages,PAGECOLOR); | |
168 | gdImageStringUp(im,gdFontSmall,6,231-i-3,(unsigned char *)"/",dkgrey); | |
169 | gdImageStringUp(im,gdFontSmall,5,230-i-3,(unsigned char *)"/",black); | |
170 | gdImageStringUp(im,gdFontSmall,6,231-i-12, | |
171 | (unsigned char *)msg_h_files,dkgrey); | |
172 | gdImageStringUp(im,gdFontSmall,5,230-i-12, | |
173 | (unsigned char *)msg_h_files,FILECOLOR); | |
174 | gdImageStringUp(im,gdFontSmall,6,231-i-j-15,(unsigned char *)"/",dkgrey); | |
175 | gdImageStringUp(im,gdFontSmall,5,230-i-j-15,(unsigned char *)"/",black); | |
176 | gdImageStringUp(im,gdFontSmall,6,231-i-j-24, | |
177 | (unsigned char *)msg_h_hits,dkgrey); | |
178 | gdImageStringUp(im,gdFontSmall,5,230-i-j-24, | |
179 | (unsigned char *)msg_h_hits,HITCOLOR); | |
180 | } | |
181 | ||
182 | /* Now draw data areas */ | |
183 | s_mth = HISTSIZE-graph_mths; | |
184 | cs = 280.0/graph_mths; cw = cs/2; | |
185 | co = (48/graph_mths<1)?1:48/graph_mths; | |
186 | ci = 22+((cw-co)/2); | |
187 | ||
188 | /* x-axis legend */ | |
189 | for (i=s_mth;i<HISTSIZE;i++) | |
190 | { | |
191 | if (graph_mths<16) | |
192 | { | |
193 | gdImageString(im,gdFontSmall,ci+((i-s_mth)*cs)+(((cw+co+co)-18)/2)+1, | |
194 | 236,(unsigned char *)s_month[data[i].month-1],black); | |
195 | } | |
196 | else if (graph_mths<36) | |
197 | { | |
198 | gdImageChar(im,gdFontSmall,ci+((i-s_mth)*cs)+(((cw+co+co)-6)/2)+1, | |
199 | 236,s_month[data[i].month-1][0], | |
200 | (data[i].month==1)?blue:black); | |
201 | } | |
202 | else | |
203 | { | |
204 | if (s_year!=data[i].year) /* year change only */ | |
205 | { | |
206 | if (data[i].month==1 && (i-s_mth)!=0) | |
207 | gdImageChar(im,gdFontSmall, ci+((i-s_mth)*cs)-3,236,'|',blue); | |
208 | j=(12-data[i].month+1)*cs; | |
209 | if ((HISTSIZE-i)*cs < j) j=(HISTSIZE-i)*cs; | |
210 | if (j>28) | |
211 | { | |
212 | /* format the year string */ | |
213 | sprintf(maxvaltxt, "%04d", data[i].year); | |
214 | gdImageString(im,gdFontSmall,ci+((i-s_mth)*cs)+(j/2)-12, | |
215 | 236, (unsigned char *)maxvaltxt, black); | |
216 | } | |
217 | s_year=data[i].year; | |
218 | } | |
219 | } | |
220 | ||
221 | if (data[i].hit > maxval) maxval = data[i].hit; | |
222 | if (data[i].files > maxval) maxval = data[i].files; | |
223 | if (data[i].page > maxval) maxval = data[i].page; | |
224 | } | |
225 | if (maxval <= 0) maxval = 1; | |
226 | sprintf(maxvaltxt, "%llu", maxval); | |
227 | gdImageStringUp(im,gdFontSmall,6,26+(strlen(maxvaltxt)*6), | |
228 | (unsigned char *)maxvaltxt,black); | |
229 | ||
230 | /* hits */ | |
231 | for (i=s_mth; i<HISTSIZE; i++) | |
232 | { | |
233 | percent = ((float)data[i].hit / (float)maxval); | |
234 | if (percent <= 0.0) continue; | |
235 | x1 = ci + ((i-s_mth)*cs); | |
236 | x2 = x1 + cw; | |
237 | y1 = 232 - (percent * 203); | |
238 | gdImageFilledRectangle(im, x1, y1, x2, 232, HITCOLOR); | |
239 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 232, black); | |
240 | } | |
241 | ||
242 | /* files */ | |
243 | for (i=s_mth; i<HISTSIZE; i++) | |
244 | { | |
245 | percent = ((float)data[i].files / (float)maxval); | |
246 | if (percent <= 0.0) continue; | |
247 | x1 = ci + co + ((i-s_mth)*cs); | |
248 | x2 = x1 + cw; | |
249 | y1 = 232 - (percent * 203); | |
250 | gdImageFilledRectangle(im, x1, y1, x2, 232, FILECOLOR); | |
251 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 232, black); | |
252 | } | |
253 | ||
254 | /* pages */ | |
255 | for (i=s_mth; i<HISTSIZE; i++) | |
256 | { | |
257 | percent = ((float)data[i].page / (float)maxval); | |
258 | if (percent <= 0.0) continue; | |
259 | x1 = ci + co + co + ((i-s_mth)*cs); | |
260 | x2 = x1 + cw; | |
261 | y1 = 232 - (percent * 203); | |
262 | gdImageFilledRectangle(im, x1, y1, x2, 232, PAGECOLOR); | |
263 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 232, black); | |
264 | } | |
265 | ||
266 | maxval=0; | |
267 | for (i=s_mth; i<HISTSIZE; i++) | |
268 | { | |
269 | if (data[i].site > maxval) maxval = data[i].site; | |
270 | if (data[i].visit > maxval) maxval = data[i].visit; | |
271 | } | |
272 | if (maxval <= 0) maxval = 1; | |
273 | sprintf(maxvaltxt, "%llu", maxval); | |
274 | gdImageStringUp(im, gdFontSmall,493,26+(strlen(maxvaltxt)*6), | |
275 | (unsigned char *)maxvaltxt, black); | |
276 | ||
277 | cs = 180.0/graph_mths; cw = cs/2; | |
278 | co = (48/graph_mths<1)?1:48/graph_mths; | |
279 | ci = 308+((cw-co)/2); | |
280 | ||
281 | /* visits */ | |
282 | for (i=s_mth; i<HISTSIZE; i++) | |
283 | { | |
284 | percent = ((float)data[i].visit / (float)maxval); | |
285 | if (percent <= 0.0) continue; | |
286 | x1 = ci + ((i-s_mth)*cs); | |
287 | x2 = x1 + cw; | |
288 | y1 = 127 - (percent * 98); | |
289 | gdImageFilledRectangle(im, x1, y1, x2, 127, VISITCOLOR); | |
290 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 127, black); | |
291 | } | |
292 | ||
293 | /* sites */ | |
294 | for (i=s_mth; i<HISTSIZE; i++) | |
295 | { | |
296 | percent = ((float)data[i].site / (float)maxval); | |
297 | if (percent <= 0.0) continue; | |
298 | x1 = ci + co + ((i-s_mth)*cs); | |
299 | x2 = x1 + cw; | |
300 | y1 = 127 - (percent * 98); | |
301 | gdImageFilledRectangle(im, x1, y1, x2, 127, SITECOLOR); | |
302 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 127, black); | |
303 | } | |
304 | ||
305 | fmaxval=0.0; | |
306 | for (i=s_mth; i<HISTSIZE; i++) | |
307 | if (data[i].xfer > fmaxval) fmaxval = data[i].xfer; | |
308 | if (fmaxval <= 0.0) fmaxval = 1.0; | |
309 | sprintf(maxvaltxt, "%.0f", fmaxval); | |
310 | gdImageStringUp(im, gdFontSmall,493,130+(strlen(maxvaltxt)*6), | |
311 | (unsigned char *)maxvaltxt,black); | |
312 | ||
313 | cs = 180.0/graph_mths; cw = (cs/2)+(co/2); | |
314 | ci = 308+((cw-co)/2); | |
315 | ||
316 | /* xfer */ | |
317 | for (i=s_mth; i<HISTSIZE; i++) | |
318 | { | |
319 | percent = ((float)data[i].xfer / (float)fmaxval); | |
320 | if (percent <= 0.0) continue; | |
321 | x1 = ci+ ((i-s_mth)*cs); | |
322 | x2 = x1 + cw; | |
323 | y1 = 232 - (percent * 98); | |
324 | gdImageFilledRectangle(im, x1, y1, x2, 232, KBYTECOLOR); | |
325 | if (cw>2) gdImageRectangle(im, x1, y1, x2, 232, black); | |
326 | } | |
327 | ||
328 | /* stat the file */ | |
329 | if ( !(lstat(fname, &out_stat)) ) | |
330 | { | |
331 | /* check if the file a symlink */ | |
332 | if ( S_ISLNK(out_stat.st_mode) ) | |
333 | { | |
334 | if (verbose) | |
335 | fprintf(stderr,"%s %s (symlink)\n",msg_no_open,fname); | |
336 | return(EBADF); | |
337 | } | |
338 | } | |
339 | ||
340 | /* save PNG image */ | |
341 | if ((out = fopen(fname, "wb")) != NULL) | |
342 | { | |
343 | gdImagePng(im, out); | |
344 | fclose(out); | |
345 | } | |
346 | /* deallocate memory */ | |
347 | gdImageDestroy(im); | |
348 | ||
349 | return (0); | |
350 | } | |
351 | ||
352 | /*****************************************************************/ | |
353 | /* */ | |
354 | /* MONTH_GRAPH6 - Month graph with six data sets */ | |
355 | /* */ | |
356 | /*****************************************************************/ | |
357 | ||
358 | #define YSIZE 400 | |
359 | ||
360 | int month_graph6( char *fname, /* filename */ | |
361 | char *title, /* graph title */ | |
362 | int month, /* graph month */ | |
363 | int year, /* graph year */ | |
364 | u_int64_t data1[31], /* data1 (hits) */ | |
365 | u_int64_t data2[31], /* data2 (files) */ | |
366 | u_int64_t data3[31], /* data3 (sites) */ | |
367 | double data4[31], /* data4 (kbytes) */ | |
368 | u_int64_t data5[31], /* data5 (views) */ | |
369 | u_int64_t data6[31]) /* data6 (visits) */ | |
370 | { | |
371 | ||
372 | /* local variables */ | |
373 | int i,j,s,x1,y1,x2; | |
374 | u_int64_t maxval=0; | |
375 | double fmaxval=0.0; | |
376 | ||
377 | /* calc julian date for month */ | |
378 | julday = (jdate(1, month,year) % 7); | |
379 | ||
380 | /* initalize the graph */ | |
381 | init_graph(title,512,400); | |
382 | ||
383 | gdImageLine(im, 21, 180, 490, 180, black); /* draw section lines */ | |
384 | gdImageLine(im, 21, 179, 490, 179, white); | |
385 | gdImageLine(im, 21, 280, 490, 280, black); | |
386 | gdImageLine(im, 21, 279, 490, 279, white); | |
387 | ||
388 | /* index lines? */ | |
389 | if (graph_lines) | |
390 | { | |
391 | y1=154/(graph_lines+1); | |
392 | for (i=0;i<graph_lines;i++) | |
393 | gdImageLine(im,21,((i+1)*y1)+25,489,((i+1)*y1)+25,dkgrey); | |
394 | y1=100/(graph_lines+1); | |
395 | for (i=0;i<graph_lines;i++) | |
396 | gdImageLine(im,21,((i+1)*y1)+180,489,((i+1)*y1)+180,dkgrey); | |
397 | for (i=0;i<graph_lines;i++) | |
398 | gdImageLine(im,21,((i+1)*y1)+280,489,((i+1)*y1)+280,dkgrey); | |
399 | } | |
400 | ||
401 | /* x-axis legend */ | |
402 | for (i=0;i<31;i++) | |
403 | { | |
404 | if ((julday % 7 == 6) || (julday % 7 == 0)) | |
405 | gdImageString(im,gdFontSmall,25+(i*15),382, | |
406 | (unsigned char *)numchar[i+1],HITCOLOR); | |
407 | else | |
408 | gdImageString(im,gdFontSmall,25+(i*15),382, | |
409 | (unsigned char *)numchar[i+1],black); | |
410 | julday++; | |
411 | } | |
412 | ||
413 | /* y-axis legend */ | |
414 | for (i=0; i<31; i++) | |
415 | { | |
416 | if (data1[i] > maxval) maxval = data1[i]; /* get max val */ | |
417 | if (data2[i] > maxval) maxval = data2[i]; | |
418 | if (data5[i] > maxval) maxval = data5[i]; | |
419 | } | |
420 | if (maxval <= 0) maxval = 1; | |
421 | sprintf(maxvaltxt, "%llu", maxval); | |
422 | gdImageStringUp(im, gdFontSmall,8,26+(strlen(maxvaltxt)*6), | |
423 | (unsigned char *)maxvaltxt,black); | |
424 | ||
425 | if (graph_legend) /* Print color coded legends? */ | |
426 | { | |
427 | /* Kbytes Legend */ | |
428 | gdImageStringUp(im,gdFontSmall,494,376, | |
429 | (unsigned char *)msg_h_xfer,dkgrey); | |
430 | gdImageStringUp(im,gdFontSmall,493,375, | |
431 | (unsigned char *)msg_h_xfer,KBYTECOLOR); | |
432 | ||
433 | /* Sites/Visits Legend */ | |
434 | i = (strlen(msg_h_sites)*6); | |
435 | gdImageStringUp(im,gdFontSmall,494,276, | |
436 | (unsigned char *)msg_h_sites,dkgrey); | |
437 | gdImageStringUp(im,gdFontSmall,493,275, | |
438 | (unsigned char *)msg_h_sites,SITECOLOR); | |
439 | gdImageStringUp(im,gdFontSmall,494,276-i-3,(unsigned char *)"/",dkgrey); | |
440 | gdImageStringUp(im,gdFontSmall,493,275-i-3,(unsigned char *)"/",black); | |
441 | gdImageStringUp(im,gdFontSmall,494,276-i-12, | |
442 | (unsigned char *)msg_h_visits,dkgrey); | |
443 | gdImageStringUp(im,gdFontSmall,493,275-i-12, | |
444 | (unsigned char *)msg_h_visits,VISITCOLOR); | |
445 | ||
446 | /* Pages/Files/Hits Legend */ | |
447 | s = ( i=(strlen(msg_h_pages)*6) )+ | |
448 | ( j=(strlen(msg_h_files)*6) )+ | |
449 | ( strlen(msg_h_hits)*6 )+ 52; | |
450 | gdImageStringUp(im,gdFontSmall,494,s, | |
451 | (unsigned char *)msg_h_pages,dkgrey); | |
452 | gdImageStringUp(im,gdFontSmall,493,s-1, | |
453 | (unsigned char *)msg_h_pages,PAGECOLOR); | |
454 | gdImageStringUp(im,gdFontSmall,494,s-i-3,(unsigned char *)"/",dkgrey); | |
455 | gdImageStringUp(im,gdFontSmall,493,s-i-4,(unsigned char *)"/",black); | |
456 | gdImageStringUp(im,gdFontSmall,494,s-i-12, | |
457 | (unsigned char *)msg_h_files,dkgrey); | |
458 | gdImageStringUp(im,gdFontSmall,493,s-i-13, | |
459 | (unsigned char *)msg_h_files,FILECOLOR); | |
460 | gdImageStringUp(im,gdFontSmall,494,s-i-j-15,(unsigned char *)"/",dkgrey); | |
461 | gdImageStringUp(im,gdFontSmall,493,s-i-j-16,(unsigned char *)"/",black); | |
462 | gdImageStringUp(im,gdFontSmall,494,s-i-j-24, | |
463 | (unsigned char *)msg_h_hits,dkgrey); | |
464 | gdImageStringUp(im,gdFontSmall,493,s-i-j-25, | |
465 | (unsigned char *)msg_h_hits,HITCOLOR); | |
466 | } | |
467 | ||
468 | /* data1 */ | |
469 | for (i=0; i<31; i++) | |
470 | { | |
471 | percent = ((float)data1[i] / (float)maxval); | |
472 | if (percent <= 0.0) continue; | |
473 | x1 = 25 + (i*15); | |
474 | x2 = x1 + 7; | |
475 | y1 = 176 - (percent * 147); | |
476 | gdImageFilledRectangle(im, x1, y1, x2, 176, HITCOLOR); | |
477 | gdImageRectangle(im, x1, y1, x2, 176, black); | |
478 | } | |
479 | ||
480 | /* data2 */ | |
481 | for (i=0; i<31; i++) | |
482 | { | |
483 | percent = ((float)data2[i] / (float)maxval); | |
484 | if (percent <= 0.0) continue; | |
485 | x1 = 27 + (i*15); | |
486 | x2 = x1 + 7; | |
487 | y1 = 176 - (percent * 147); | |
488 | gdImageFilledRectangle(im, x1, y1, x2, 176, FILECOLOR); | |
489 | gdImageRectangle(im, x1, y1, x2, 176, black); | |
490 | } | |
491 | ||
492 | /* data5 */ | |
493 | for (i=0; i<31; i++) | |
494 | { | |
495 | if (data5[i]==0) continue; | |
496 | percent = ((float)data5[i] / (float)maxval); | |
497 | if (percent <= 0.0) continue; | |
498 | x1 = 29 + (i*15); | |
499 | x2 = x1 + 7; | |
500 | y1 = 176 - (percent * 147); | |
501 | gdImageFilledRectangle(im, x1, y1, x2, 176, PAGECOLOR); | |
502 | gdImageRectangle(im, x1, y1, x2, 176, black); | |
503 | } | |
504 | ||
505 | /* sites / visits */ | |
506 | maxval=0; | |
507 | for (i=0; i<31; i++) | |
508 | { | |
509 | if (data3[i]>maxval) maxval = data3[i]; | |
510 | if (data6[i]>maxval) maxval = data6[i]; | |
511 | } | |
512 | if (maxval <= 0) maxval = 1; | |
513 | sprintf(maxvaltxt, "%llu", maxval); | |
514 | gdImageStringUp(im, gdFontSmall,8,180+(strlen(maxvaltxt)*6), | |
515 | (unsigned char *)maxvaltxt, black); | |
516 | ||
517 | /* data 6 */ | |
518 | for (i=0; i<31; i++) | |
519 | { | |
520 | percent = ((float)data6[i] / (float)maxval); | |
521 | if (percent <= 0.0) continue; | |
522 | x1 = 25 + (i*15); | |
523 | x2 = x1 + 8; | |
524 | y1 = 276 - (percent * 92); | |
525 | gdImageFilledRectangle(im, x1, y1, x2, 276, VISITCOLOR); | |
526 | gdImageRectangle(im, x1, y1, x2, 276, black); | |
527 | } | |
528 | ||
529 | /* data 3 */ | |
530 | for (i=0; i<31; i++) | |
531 | { | |
532 | percent = ((float)data3[i] / (float)maxval); | |
533 | if (percent <= 0.0) continue; | |
534 | x1 = 29 + (i*15); | |
535 | x2 = x1 + 7; | |
536 | y1 = 276 - (percent * 92); | |
537 | gdImageFilledRectangle(im, x1, y1, x2, 276, SITECOLOR); | |
538 | gdImageRectangle(im, x1, y1, x2, 276, black); | |
539 | } | |
540 | ||
541 | /* data4 */ | |
542 | fmaxval=0.0; | |
543 | for (i=0; i<31; i++) | |
544 | if (data4[i]>fmaxval) fmaxval = data4[i]; | |
545 | if (fmaxval <= 0.0) fmaxval = 1.0; | |
546 | sprintf(maxvaltxt, "%.0f", fmaxval/1024); | |
547 | gdImageStringUp(im, gdFontSmall,8,280+(strlen(maxvaltxt)*6), | |
548 | (unsigned char *)maxvaltxt, black); | |
549 | ||
550 | for (i=0; i<31; i++) | |
551 | { | |
552 | percent = data4[i] / fmaxval; | |
553 | if (percent <= 0.0) continue; | |
554 | x1 = 26 + (i*15); | |
555 | x2 = x1 + 10; | |
556 | y1 = 375 - ( percent * 91 ); | |
557 | gdImageFilledRectangle(im, x1, y1, x2, 375, KBYTECOLOR); | |
558 | gdImageRectangle(im, x1, y1, x2, 375, black); | |
559 | } | |
560 | ||
561 | /* stat the file */ | |
562 | if ( !(lstat(fname, &out_stat)) ) | |
563 | { | |
564 | /* check if the file a symlink */ | |
565 | if ( S_ISLNK(out_stat.st_mode) ) | |
566 | { | |
567 | if (verbose) | |
568 | fprintf(stderr,"%s %s (symlink)\n",msg_no_open,fname); | |
569 | return(EBADF); | |
570 | } | |
571 | } | |
572 | ||
573 | /* save PNG image */ | |
574 | if ((out = fopen(fname, "wb")) != NULL) | |
575 | { | |
576 | gdImagePng(im, out); | |
577 | fclose(out); | |
578 | } | |
579 | /* deallocate memory */ | |
580 | gdImageDestroy(im); | |
581 | ||
582 | return (0); | |
583 | } | |
584 | ||
585 | /*****************************************************************/ | |
586 | /* */ | |
587 | /* DAY_GRAPH3 - Day graph with three data sets */ | |
588 | /* */ | |
589 | /*****************************************************************/ | |
590 | ||
591 | int day_graph3( char *fname, | |
592 | char *title, | |
593 | u_int64_t data1[24], | |
594 | u_int64_t data2[24], | |
595 | u_int64_t data3[24]) | |
596 | { | |
597 | ||
598 | /* local variables */ | |
599 | int i,j,s,x1,y1,x2; | |
600 | u_int64_t maxval=0; | |
601 | ||
602 | /* initalize the graph */ | |
603 | init_graph(title,512,256); | |
604 | ||
605 | /* index lines? */ | |
606 | if (graph_lines) | |
607 | { | |
608 | y1=210/(graph_lines+1); | |
609 | for (i=0;i<graph_lines;i++) | |
610 | gdImageLine(im,21,((i+1)*y1)+25,489,((i+1)*y1)+25,dkgrey); | |
611 | } | |
612 | ||
613 | /* x-axis legend */ | |
614 | for (i=0;i<24;i++) | |
615 | { | |
616 | gdImageString(im,gdFontSmall,33+(i*19),238, | |
617 | (unsigned char *)numchar[i],black); | |
618 | if (data1[i] > maxval) maxval = data1[i]; /* get max val */ | |
619 | if (data2[i] > maxval) maxval = data2[i]; | |
620 | if (data3[i] > maxval) maxval = data3[i]; | |
621 | } | |
622 | if (maxval <= 0) maxval = 1; | |
623 | sprintf(maxvaltxt, "%llu", maxval); | |
624 | gdImageStringUp(im, gdFontSmall, 8, 26+(strlen(maxvaltxt)*6), | |
625 | (unsigned char *)maxvaltxt, black); | |
626 | ||
627 | if (graph_legend) /* print color coded legends? */ | |
628 | { | |
629 | /* Pages/Files/Hits Legend */ | |
630 | s = ( i=(strlen(msg_h_pages)*6) )+ | |
631 | ( j=(strlen(msg_h_files)*6) )+ | |
632 | ( strlen(msg_h_hits)*6 )+ 52; | |
633 | gdImageStringUp(im,gdFontSmall,494,s, | |
634 | (unsigned char *)msg_h_pages,dkgrey); | |
635 | gdImageStringUp(im,gdFontSmall,493,s-1, | |
636 | (unsigned char *)msg_h_pages,PAGECOLOR); | |
637 | gdImageStringUp(im,gdFontSmall,494,s-i-3,(unsigned char *)"/",dkgrey); | |
638 | gdImageStringUp(im,gdFontSmall,493,s-i-4,(unsigned char *)"/",black); | |
639 | gdImageStringUp(im,gdFontSmall,494,s-i-12, | |
640 | (unsigned char *)msg_h_files,dkgrey); | |
641 | gdImageStringUp(im,gdFontSmall,493,s-i-13, | |
642 | (unsigned char *)msg_h_files,FILECOLOR); | |
643 | gdImageStringUp(im,gdFontSmall,494,s-i-j-15,(unsigned char *)"/",dkgrey); | |
644 | gdImageStringUp(im,gdFontSmall,493,s-i-j-16,(unsigned char *)"/",black); | |
645 | gdImageStringUp(im,gdFontSmall,494,s-i-j-24, | |
646 | (unsigned char *)msg_h_hits,dkgrey); | |
647 | gdImageStringUp(im,gdFontSmall,493,s-i-j-25, | |
648 | (unsigned char *)msg_h_hits,HITCOLOR); | |
649 | } | |
650 | ||
651 | /* data1 */ | |
652 | for (i=0; i<24; i++) | |
653 | { | |
654 | percent = ((float)data1[i] / (float)maxval); /* percent of 100% */ | |
655 | if (percent <= 0.0) continue; | |
656 | x1 = 29 + (i*19); | |
657 | x2 = x1 + 10; | |
658 | y1 = 232 - (percent * 203); | |
659 | gdImageFilledRectangle(im, x1, y1, x2, 232, HITCOLOR); | |
660 | gdImageRectangle(im, x1, y1, x2, 232, black); | |
661 | } | |
662 | ||
663 | /* data2 */ | |
664 | for (i=0; i<24; i++) | |
665 | { | |
666 | percent = ((float)data2[i] / (float)maxval); /* percent of 100% */ | |
667 | if (percent <= 0.0) continue; | |
668 | x1 = 32 + (i*19); | |
669 | x2 = x1 + 10; | |
670 | y1 = 232 - (percent * 203); | |
671 | gdImageFilledRectangle(im, x1, y1, x2, 232, FILECOLOR); | |
672 | gdImageRectangle(im, x1, y1, x2, 232, black); | |
673 | } | |
674 | ||
675 | /* data3 */ | |
676 | for (i=0; i<24; i++) | |
677 | { | |
678 | percent = ((float)data3[i] / (float)maxval); /* percent of 100% */ | |
679 | if (percent <= 0.0) continue; | |
680 | x1 = 35 + (i*19); | |
681 | x2 = x1 + 10; | |
682 | y1 = 232 - (percent * 203); | |
683 | gdImageFilledRectangle(im, x1, y1, x2, 232, PAGECOLOR); | |
684 | gdImageRectangle(im, x1, y1, x2, 232, black); | |
685 | } | |
686 | ||
687 | /* stat the file */ | |
688 | if ( !(lstat(fname, &out_stat)) ) | |
689 | { | |
690 | /* check if the file a symlink */ | |
691 | if ( S_ISLNK(out_stat.st_mode) ) | |
692 | { | |
693 | if (verbose) | |
694 | fprintf(stderr,"%s %s (symlink)\n",msg_no_open,fname); | |
695 | return(EBADF); | |
696 | } | |
697 | } | |
698 | ||
699 | /* save PNG image */ | |
700 | if ((out = fopen(fname, "wb")) != NULL) | |
701 | { | |
702 | gdImagePng(im, out); | |
703 | fclose(out); | |
704 | } | |
705 | /* deallocate memory */ | |
706 | gdImageDestroy(im); | |
707 | ||
708 | return (0); | |
709 | } | |
710 | ||
711 | /*****************************************************************/ | |
712 | /* */ | |
713 | /* PIE_CHART - draw a pie chart (10 data items max) */ | |
714 | /* */ | |
715 | /*****************************************************************/ | |
716 | ||
717 | int pie_chart(char *fname, char *title, u_int64_t t_val, | |
718 | u_int64_t data1[], char *legend[]) | |
719 | { | |
720 | int i,x,percent,y=47; | |
721 | double s_arc=0.0; | |
722 | int purple_or_pie1, ltgreen_or_pie2, ltpurple_or_pie3, brown_or_pie4; | |
723 | int r, g, b; | |
724 | char buffer[128]; | |
725 | ||
726 | struct pie_data gdata; | |
727 | ||
728 | /* init graph and colors */ | |
729 | init_graph(title,512,300); | |
730 | r=getred(pie_color1); g=getgreen(pie_color1); b=getblue(pie_color1); | |
731 | purple_or_pie1 = gdImageColorAllocate(im, r, g, b); | |
732 | r=getred(pie_color2); g=getgreen(pie_color2); b=getblue(pie_color2); | |
733 | ltgreen_or_pie2 = gdImageColorAllocate(im, r, g, b); | |
734 | r=getred(pie_color3); g=getgreen(pie_color3); b=getblue(pie_color3); | |
735 | ltpurple_or_pie3= gdImageColorAllocate(im, r, g, b); | |
736 | r=getred(pie_color4); g=getgreen(pie_color4); b=getblue(pie_color4); | |
737 | brown_or_pie4 = gdImageColorAllocate(im, r, g, b); | |
738 | ||
739 | /* do the circle... */ | |
740 | gdImageArc(im, CX, CY, XRAD, YRAD, 0, 360, black); | |
741 | gdImageArc(im, CX, CY+10, XRAD-2, YRAD-2, 2, 178, black); | |
742 | gdImageFillToBorder(im, CX, CY+(YRAD/2)+1, black, black); | |
743 | ||
744 | /* slice the pie */ | |
745 | gdata=*calc_arc(0.0,0.0); | |
746 | gdImageLine(im,CX,CY,gdata.x,gdata.y,black); /* inital line */ | |
747 | ||
748 | for (i=0;i<10;i++) /* run through data array */ | |
749 | { | |
750 | if ((data1[i]!=0)&&(s_arc<1.0)) /* make sure valid slice */ | |
751 | { | |
752 | percent=(((double)data1[i]/t_val)+0.005)*100.0; | |
753 | if (percent<1) break; | |
754 | ||
755 | if (s_arc+((double)percent/100.0)>=1.0) | |
756 | { | |
757 | gdata=*calc_arc(s_arc,1.0); | |
758 | s_arc=1.0; | |
759 | } | |
760 | else | |
761 | { | |
762 | gdata=*calc_arc(s_arc,s_arc+((double)percent/100.0)); | |
763 | s_arc+=(double)percent/100.0; | |
764 | } | |
765 | ||
766 | gdImageLine(im, CX, CY, gdata.x, gdata.y, black); | |
767 | gdImageFill(im, gdata.mx, gdata.my, i+5); | |
768 | ||
769 | snprintf(buffer,sizeof(buffer),"%s (%d%%)",legend[i], percent); | |
770 | x=480-(strlen(buffer)*7); | |
771 | gdImageString(im,gdFontMediumBold, x+1, y+1, | |
772 | (unsigned char *)buffer, black); | |
773 | gdImageString(im,gdFontMediumBold, x, y, | |
774 | (unsigned char *)buffer, i+5); | |
775 | y+=20; | |
776 | } | |
777 | } | |
778 | ||
779 | if (s_arc < 1.0) /* anything left over? */ | |
780 | { | |
781 | gdata=*calc_arc(s_arc,1.0); | |
782 | ||
783 | gdImageFill(im, gdata.mx, gdata.my, white); | |
784 | snprintf(buffer,sizeof(buffer),"%s (%d%%)", | |
785 | msg_h_other,100-(int)(s_arc*100)); | |
786 | x=480-(strlen(buffer)*7); | |
787 | gdImageString(im,gdFontMediumBold, x+1, y+1, | |
788 | (unsigned char *)buffer, black); | |
789 | gdImageString(im,gdFontMediumBold, x, y, | |
790 | (unsigned char *)buffer, white); | |
791 | } | |
792 | ||
793 | /* stat the file */ | |
794 | if ( !(lstat(fname, &out_stat)) ) | |
795 | { | |
796 | /* check if the file a symlink */ | |
797 | if ( S_ISLNK(out_stat.st_mode) ) | |
798 | { | |
799 | if (verbose) | |
800 | fprintf(stderr,"%s %s (symlink)\n",msg_no_open,fname); | |
801 | return(EBADF); | |
802 | } | |
803 | } | |
804 | ||
805 | /* save PNG image */ | |
806 | if ((out = fopen(fname, "wb")) != NULL) | |
807 | { | |
808 | gdImagePng(im, out); | |
809 | fclose(out); | |
810 | } | |
811 | /* deallocate memory */ | |
812 | gdImageDestroy(im); | |
813 | ||
814 | return (0); | |
815 | } | |
816 | ||
817 | /*****************************************************************/ | |
818 | /* */ | |
819 | /* CALC_ARC - generate x,y coordinates for pie chart */ | |
820 | /* */ | |
821 | /*****************************************************************/ | |
822 | ||
823 | struct pie_data *calc_arc(float min, float max) | |
824 | { | |
825 | static struct pie_data data; | |
826 | double d; | |
827 | ||
828 | /* Calculate max line */ | |
829 | d=max; | |
830 | data.x=cos(d*(2*PI))*((XRAD-2)/2)+CX; | |
831 | data.y=sin(d*(2*PI))*((YRAD-2)/2)+CY; | |
832 | /* Now get mid-point */ | |
833 | d=((min+max)/2); | |
834 | data.mx=cos(d*(2*PI))*(XRAD/3)+CX; | |
835 | data.my=sin(d*(2*PI))*(YRAD/3)+CY; | |
836 | return &data; | |
837 | } | |
838 | ||
839 | /*****************************************************************/ | |
840 | /* */ | |
841 | /* INIT_GRAPH - initalize graph and draw borders */ | |
842 | /* */ | |
843 | /*****************************************************************/ | |
844 | ||
845 | void init_graph(char *title, int xsize, int ysize) | |
846 | { | |
847 | int i, r, g, b; | |
848 | ||
849 | im = gdImageCreate(xsize,ysize); | |
850 | ||
851 | /* allocate color maps, background color first (grey) */ | |
852 | grey = gdImageColorAllocate(im, 192, 192, 192); | |
853 | dkgrey = gdImageColorAllocate(im, 128, 128, 128); | |
854 | black = gdImageColorAllocate(im, 0, 0, 0); | |
855 | white = gdImageColorAllocate(im, 255, 255, 255); | |
856 | blue = gdImageColorAllocate(im, 0, 0, 255); | |
857 | r=getred(hit_color); g=getgreen(hit_color); b=getblue(hit_color); | |
858 | hit_or_green = gdImageColorAllocate(im, r, g, b); | |
859 | r=getred(site_color); g=getgreen(site_color); b=getblue(site_color); | |
860 | site_or_orange = gdImageColorAllocate(im, r, g, b); | |
861 | r=getred(file_color); g=getgreen(file_color); b=getblue(file_color); | |
862 | file_or_blue = gdImageColorAllocate(im, r, g, b); | |
863 | r=getred(kbyte_color); g=getgreen(kbyte_color); b=getblue(kbyte_color); | |
864 | kbyte_or_red = gdImageColorAllocate(im, r, g, b); | |
865 | r=getred(page_color); g=getgreen(page_color); b=getblue(page_color); | |
866 | page_or_cyan = gdImageColorAllocate(im, r, g, b); | |
867 | r=getred(visit_color); g=getgreen(visit_color); b=getblue(visit_color); | |
868 | visit_or_yellow = gdImageColorAllocate(im, r, g, b); | |
869 | ||
870 | /* black outside border */ | |
871 | gdImageRectangle(im, 0, 0, xsize-1, ysize-1, black); | |
872 | ||
873 | /* do shadow effect (bevel) border */ | |
874 | for (i=1; i<5 ;i++) | |
875 | { | |
876 | gdImageLine(im, i, i, xsize-i-2, i, white); | |
877 | gdImageLine(im, i, i, i, ysize-i-2, white); | |
878 | gdImageLine(im, i+1, ysize-i-1, xsize-i-1, ysize-i-1, dkgrey); | |
879 | gdImageLine(im, xsize-i-1, i+1, xsize-i-1, ysize-i-1, dkgrey); | |
880 | } | |
881 | ||
882 | /* generic inside shadow box */ | |
883 | gdImageRectangle(im, 20, 25, xsize-21, ysize-21, black); | |
884 | gdImageRectangle(im, 19, 24, xsize-22, ysize-22, white); | |
885 | ||
886 | /* display the graph title */ | |
887 | gdImageString(im, gdFontMediumBold, 20, 8, | |
888 | (unsigned char *)title, blue); | |
889 | ||
890 | return; | |
891 | } | |
892 | ||
893 | /****************************************************************/ | |
894 | /* */ | |
895 | /* ASHEX2INT - ASCII HEX TO INT CONVERTER */ | |
896 | /* */ | |
897 | /****************************************************************/ | |
898 | ||
899 | int ashex2int(char *str) | |
900 | { | |
901 | /* returns base-10 integer value from a 2 ASCII hex number */ | |
902 | return from_hex(str[1])+(from_hex(str[0])*16); | |
903 | } |