1 | #define OWL_PERL |
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2 | #include "owl.h" |
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3 | |
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4 | /* Assumes owenership of one existing ref on `obj`*/ |
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5 | void owl_style_create_perl(owl_style *s, const char *name, SV *obj) |
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6 | { |
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7 | s->name=owl_strdup(name); |
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8 | s->perlobj = obj; |
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9 | } |
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10 | |
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11 | int owl_style_matches_name(const owl_style *s, const char *name) |
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12 | { |
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13 | if (!strcmp(s->name, name)) return(1); |
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14 | return(0); |
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15 | } |
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16 | |
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17 | const char *owl_style_get_name(const owl_style *s) |
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18 | { |
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19 | return(s->name); |
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20 | } |
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21 | |
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22 | const char *owl_style_get_description(const owl_style *s) |
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23 | { |
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24 | SV *sv = NULL; |
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25 | OWL_PERL_CALL_METHOD(s->perlobj, |
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26 | "description", |
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27 | ;, |
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28 | "Error in style_get_description: %s", |
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29 | 0, |
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30 | sv = SvREFCNT_inc(POPs); |
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31 | ); |
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32 | if(sv) { |
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33 | return SvPV_nolen(sv_2mortal(sv)); |
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34 | } else { |
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35 | return "[error getting description]"; |
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36 | } |
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37 | } |
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38 | |
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39 | /* Use style 's' to format message 'm' into fmtext 'fm'. |
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40 | * 'fm' should already be be initialzed |
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41 | */ |
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42 | void owl_style_get_formattext(const owl_style *s, owl_fmtext *fm, const owl_message *m) |
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43 | { |
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44 | const char *body; |
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45 | char *indent; |
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46 | int curlen; |
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47 | owl_fmtext with_tabs; |
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48 | |
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49 | SV *sv = NULL; |
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50 | |
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51 | /* Call the perl object */ |
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52 | OWL_PERL_CALL_METHOD(s->perlobj, |
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53 | "format_message", |
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54 | XPUSHs(sv_2mortal(owl_perlconfig_message2hashref(m)));, |
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55 | "Error in format_message: %s", |
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56 | 0, |
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57 | sv = SvREFCNT_inc(POPs); |
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58 | ); |
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59 | |
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60 | if(sv) { |
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61 | body = SvPV_nolen(sv); |
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62 | } else { |
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63 | body = "<unformatted message>"; |
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64 | } |
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65 | |
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66 | /* indent and ensure ends with a newline */ |
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67 | indent=owl_malloc(strlen(body)+(owl_text_num_lines(body))*OWL_TAB+10); |
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68 | owl_text_indent(indent, body, OWL_TAB); |
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69 | curlen = strlen(indent); |
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70 | if (curlen==0 || indent[curlen-1] != '\n') { |
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71 | indent[curlen] = '\n'; |
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72 | indent[curlen+1] = '\0'; |
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73 | } |
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74 | |
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75 | owl_fmtext_init_null(&with_tabs); |
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76 | /* fmtext_append. This needs to change */ |
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77 | owl_fmtext_append_ztext(&with_tabs, indent); |
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78 | /* Expand tabs, taking the indent into account. Otherwise, tabs from the |
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79 | * style display incorrectly due to our own indent. */ |
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80 | owl_fmtext_expand_tabs(&with_tabs, fm, OWL_TAB_WIDTH - OWL_TAB); |
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81 | owl_fmtext_cleanup(&with_tabs); |
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82 | |
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83 | owl_free(indent); |
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84 | if(sv) |
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85 | SvREFCNT_dec(sv); |
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86 | } |
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87 | |
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88 | int owl_style_validate(const owl_style *s) { |
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89 | if (!s || !s->perlobj || !SvOK(s->perlobj)) { |
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90 | return -1; |
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91 | } |
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92 | return 0; |
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93 | } |
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94 | |
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95 | void owl_style_cleanup(owl_style *s) |
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96 | { |
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97 | if (s->name) owl_free(s->name); |
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98 | SvREFCNT_dec(s->perlobj); |
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99 | } |
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100 | |
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101 | void owl_style_delete(owl_style *s) |
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102 | { |
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103 | owl_style_cleanup(s); |
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104 | owl_free(s); |
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105 | } |
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