PostLede attempts to extract the first thought of the given post, generally contained within the first line or sentence of text.
(t string, includePunc bool)
| 26 | // PostLede attempts to extract the first thought of the given post, generally |
| 27 | // contained within the first line or sentence of text. |
| 28 | func PostLede(t string, includePunc bool) string { |
| 29 | // Adjust where we truncate if we want to include punctuation |
| 30 | iAdj := 0 |
| 31 | if includePunc { |
| 32 | iAdj = 1 |
| 33 | } |
| 34 | |
| 35 | // Find lede within first line of text |
| 36 | nl := strings.IndexRune(t, '\n') |
| 37 | if nl > -1 { |
| 38 | t = t[:nl] |
| 39 | } |
| 40 | |
| 41 | // Strip certain HTML tags |
| 42 | t = titleElementReg.ReplaceAllString(t, "") |
| 43 | |
| 44 | // Strip URL protocols |
| 45 | t = urlReg.ReplaceAllString(t, "") |
| 46 | |
| 47 | // Strip image URL, leaving only alt text |
| 48 | t = imgReg.ReplaceAllString(t, " $1 ") |
| 49 | |
| 50 | // Find lede within first sentence |
| 51 | punc := strings.Index(t, ". ") |
| 52 | if punc > -1 { |
| 53 | t = t[:punc+iAdj] |
| 54 | } |
| 55 | punc = stringmanip.IndexRune(t, '。') |
| 56 | if punc > -1 { |
| 57 | c := []rune(t) |
| 58 | t = string(c[:punc+iAdj]) |
| 59 | } |
| 60 | punc = stringmanip.IndexRune(t, '?') |
| 61 | if punc > -1 { |
| 62 | c := []rune(t) |
| 63 | t = string(c[:punc+iAdj]) |
| 64 | } |
| 65 | |
| 66 | return t |
| 67 | } |
| 68 | |
| 69 | // TruncToWord truncates the given text to the provided limit. |
| 70 | func TruncToWord(s string, l int) (string, bool) { |
no outgoing calls